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similarity index 50%
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index 913d5750..06226e8e 100644
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similarity index 50%
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similarity index 100%
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similarity index 100%
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diff --git a/SOUNDS/it/SYSTEM/rad0.wav b/SOUNDS/it/SYSTEM/rad0.wav
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deleted file mode 100644
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index 00000000..964187a4
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diff --git a/SOUNDS/tw/SYSTEM/rad0.wav b/SOUNDS/tw/SYSTEM/radian0.wav
similarity index 100%
rename from SOUNDS/tw/SYSTEM/rad0.wav
rename to SOUNDS/tw/SYSTEM/radian0.wav
diff --git a/SOUNDS/tw/SYSTEM/rad1.wav b/SOUNDS/tw/SYSTEM/radian1.wav
similarity index 100%
rename from SOUNDS/tw/SYSTEM/rad1.wav
rename to SOUNDS/tw/SYSTEM/radian1.wav
diff --git a/SOUNDS/ua-ostap/SYSTEM/rad0.wav b/SOUNDS/ua-ostap/SYSTEM/rad0.wav
deleted file mode 100644
index 68c30c85..00000000
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deleted file mode 100644
index 1b0e71aa..00000000
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index 00000000..972359df
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new file mode 100644
index 00000000..86fd8cac
Binary files /dev/null and b/SOUNDS/ua-ostap/SYSTEM/radian1.wav differ
diff --git a/SOUNDS/ua-polina/SYSTEM/rad0.wav b/SOUNDS/ua-polina/SYSTEM/rad0.wav
deleted file mode 100644
index 17856d21..00000000
Binary files a/SOUNDS/ua-polina/SYSTEM/rad0.wav and /dev/null differ
diff --git a/SOUNDS/ua-polina/SYSTEM/rad1.wav b/SOUNDS/ua-polina/SYSTEM/rad1.wav
deleted file mode 100644
index 16bc0c45..00000000
Binary files a/SOUNDS/ua-polina/SYSTEM/rad1.wav and /dev/null differ
diff --git a/SOUNDS/ua-polina/SYSTEM/radian0.wav b/SOUNDS/ua-polina/SYSTEM/radian0.wav
new file mode 100644
index 00000000..a93efc6d
Binary files /dev/null and b/SOUNDS/ua-polina/SYSTEM/radian0.wav differ
diff --git a/SOUNDS/ua-polina/SYSTEM/radian1.wav b/SOUNDS/ua-polina/SYSTEM/radian1.wav
new file mode 100644
index 00000000..fbc8bbc0
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diff --git a/voices/cs-CZ.csv b/voices/cs-CZ.csv
index baf9bf61..ec421353 100644
--- a/voices/cs-CZ.csv
+++ b/voices/cs-CZ.csv
@@ -197,8 +197,8 @@
 "196","degrees","stupně","","SYSTEM","degree1.wav"
 "197","stupňů","stupňů","","SYSTEM","degree2.wav"
 "198","stupně","stupně","","SYSTEM","degree3.wav"
-"199","radian","radián","","SYSTEM","rad0.wav"
-"200","radians","radiány","","SYSTEM","rad1.wav"
+"199","radian","radián","","SYSTEM","radian0.wav"
+"200","radians","radiány","","SYSTEM","radian1.wav"
 "201","radiánů","radiánů","","SYSTEM","rad2.wav"
 "202","radiánu","radiánu","","SYSTEM","rad3.wav"
 "203","millilitre","mililitr","","SYSTEM","ml0.wav"
diff --git a/voices/da_DK.csv b/voices/da_DK.csv
index 6a4b5ef2..6396dfff 100644
--- a/voices/da_DK.csv
+++ b/voices/da_DK.csv
@@ -152,8 +152,8 @@
 "151","G","G","","SYSTEM","g1.wav"
 "152","degree","grader","","SYSTEM","degree0.wav"
 "153","degrees","grader","","SYSTEM","degree1.wav"
-"154","radian","radian","","SYSTEM","rad0.wav"
-"155","radians","radianer","","SYSTEM","rad1.wav"
+"154","radian","radian","","SYSTEM","radian0.wav"
+"155","radians","radianer","","SYSTEM","radian1.wav"
 "156","millilitre","milliliter","","SYSTEM","ml0.wav"
 "157","millilitres","milliliter","","SYSTEM","ml1.wav"
 "158","fluid ounce","flydende once","","SYSTEM","founce0.wav"
diff --git a/voices/de-DE.csv b/voices/de-DE.csv
index a4b08da3..ed2b1f01 100644
--- a/voices/de-DE.csv
+++ b/voices/de-DE.csv
@@ -134,8 +134,8 @@
 "133","Umdrehungen pro Minute","Umdrehungen pro Minute","","SYSTEM","rpm0.wav"
 "134","g","g","","SYSTEM","g0.wav"
 "135","Grad","Grad","","SYSTEM","degree0.wav"
-"136","radiant","radiant","","SYSTEM","rad0.wav"
-"137","radianten","radianten","","SYSTEM","rad1.wav"
+"136","radiant","radiant","","SYSTEM","radian0.wav"
+"137","radianten","radianten","","SYSTEM","radian1.wav"
 "138","Milliliter","Milliliter","","SYSTEM","ml0.wav"
 "139","Unze","Unze","","SYSTEM","founce0.wav"
 "140","Unzen","Unzen","","SYSTEM","founce1.wav"
diff --git a/voices/en-GB.csv b/voices/en-GB.csv
index 29923d94..5f6cf68a 100644
--- a/voices/en-GB.csv
+++ b/voices/en-GB.csv
@@ -152,8 +152,8 @@
 "151","G","G","","SYSTEM","g1.wav"
 "152","degree","degree","","SYSTEM","degree0.wav"
 "153","degrees","degrees","","SYSTEM","degree1.wav"
-"154","radian","radian","","SYSTEM","rad0.wav"
-"155","radians","radians","","SYSTEM","rad1.wav"
+"154","radian","radian","","SYSTEM","radian0.wav"
+"155","radians","radians","","SYSTEM","radian1.wav"
 "156","millilitre","millilitre","","SYSTEM","ml0.wav"
 "157","millilitres","millilitres","","SYSTEM","ml1.wav"
 "158","fluid ounce","fluid ounce","","SYSTEM","founce0.wav"
diff --git a/voices/en-US.csv b/voices/en-US.csv
index 91e16c93..c0751841 100644
--- a/voices/en-US.csv
+++ b/voices/en-US.csv
@@ -152,8 +152,8 @@
 "151","G","G","","SYSTEM","g1.wav"
 "152","degree","degree","","SYSTEM","degree0.wav"
 "153","degrees","degrees","","SYSTEM","degree1.wav"
-"154","radian","radian","","SYSTEM","rad0.wav"
-"155","radians","radians","","SYSTEM","rad1.wav"
+"154","radian","radian","","SYSTEM","radian0.wav"
+"155","radians","radians","","SYSTEM","radian1.wav"
 "156","milliliter","milliliter","","SYSTEM","ml0.wav"
 "157","milliliters","milliliters","","SYSTEM","ml1.wav"
 "158","fluid ounce","fluid ounce","","SYSTEM","founce0.wav"
diff --git a/voices/es-CL.csv b/voices/es-CL.csv
index 9aeadf36..ce291418 100644
--- a/voices/es-CL.csv
+++ b/voices/es-CL.csv
@@ -152,8 +152,8 @@
 "151","ges","ges","","SYSTEM","g1.wav"
 "152","grado","grado","","SYSTEM","degree0.wav"
 "153","grados","grados","","SYSTEM","degree1.wav"
-"154","radián","radián","","SYSTEM","rad0.wav"
-"155","radianes","radianes","","SYSTEM","rad1.wav"
+"154","radián","radián","","SYSTEM","radian0.wav"
+"155","radianes","radianes","","SYSTEM","radian1.wav"
 "156","mililitro","mililitro","","SYSTEM","ml0.wav"
 "157","mililitros","mililitros","","SYSTEM","ml1.wav"
 "158","onza fluida","onza fluida","","SYSTEM","founce0.wav"
diff --git a/voices/es-ES.csv b/voices/es-ES.csv
index d43bfa9a..b58b8653 100644
--- a/voices/es-ES.csv
+++ b/voices/es-ES.csv
@@ -141,7 +141,7 @@
 "140","RPM","RPM","","SYSTEM","rpm0.wav"
 "141","g","g","","SYSTEM","g0.wav"
 "142","grados","grados","","SYSTEM","degree0.wav"
-"143","radianes","radianes","","SYSTEM","rad0.wav"
+"143","radianes","radianes","","SYSTEM","radian0.wav"
 "144","mililitro","mililitro","","SYSTEM","ml0.wav"
 "145","onzas","onzas","","SYSTEM","founce0.wav"
 "146","hora","hora","","SYSTEM","hour0.wav"
diff --git a/voices/fr-FR.csv b/voices/fr-FR.csv
index 9a1ea7db..631cf9ad 100644
--- a/voices/fr-FR.csv
+++ b/voices/fr-FR.csv
@@ -143,7 +143,7 @@
 "142","tours minute","tours minute","","SYSTEM","rpm0.wav"
 "143","g","g","","SYSTEM","g0.wav"
 "144","degrés","degrés","","SYSTEM","degree0.wav"
-"145","radians","radians","","SYSTEM","rad0.wav"
+"145","radians","radians","","SYSTEM","radian0.wav"
 "146","millilitres","millilitres","","SYSTEM","ml0.wav"
 "147","onces","onces","","SYSTEM","founce0.wav"
 "148","millilitre minute","millilitre minute","","SYSTEM","mlpm0.wav"
diff --git a/voices/it-IT.csv b/voices/it-IT.csv
index 59e2612a..9b2831cb 100644
--- a/voices/it-IT.csv
+++ b/voices/it-IT.csv
@@ -152,8 +152,8 @@
 "151","g","g","","SYSTEM","g1.wav"
 "152","grado","grado","","SYSTEM","degree0.wav"
 "153","gradi","gradi","","SYSTEM","degree1.wav"
-"154","radiante","radiante","","SYSTEM","rad0.wav"
-"155","radianti","radianti","","SYSTEM","rad1.wav"
+"154","radiante","radiante","","SYSTEM","radian0.wav"
+"155","radianti","radianti","","SYSTEM","radian1.wav"
 "156","millilitro","millilitro","","SYSTEM","m10.wav"
 "157","millilitri","millilitri","","SYSTEM","m11.wav"
 "158","oncia fluida","oncia fluida","","SYSTEM","founce0.wav"
diff --git a/voices/ja-JP.csv b/voices/ja-JP.csv
index 3bc6d9dc..10bed494 100644
--- a/voices/ja-JP.csv
+++ b/voices/ja-JP.csv
@@ -152,8 +152,8 @@
 "151","G","ジー","","SYSTEM","g1.wav"
 "152","degree","角度","","SYSTEM","degree0.wav"
 "153","degrees","角度","","SYSTEM","degree1.wav"
-"154","radian","ラジアン","","SYSTEM","rad0.wav"
-"155","radians","ラジアン","","SYSTEM","rad1.wav"
+"154","radian","ラジアン","","SYSTEM","radian0.wav"
+"155","radians","ラジアン","","SYSTEM","radian1.wav"
 "156","milliliter","ミリリットル","","SYSTEM","ml0.wav"
 "157","milliliters","ミリリットル","","SYSTEM","ml1.wav"
 "158","fluid ounce","オンス","","SYSTEM","founce0.wav"
diff --git a/voices/pt-PT.csv b/voices/pt-PT.csv
index 1970f3a1..9179703e 100644
--- a/voices/pt-PT.csv
+++ b/voices/pt-PT.csv
@@ -141,7 +141,7 @@
 "140","RPM","RPM","","SYSTEM","rpm0.wav"
 "141","g","g","","SYSTEM","g0.wav"
 "142","degree","degree","","SYSTEM","degree0.wav"
-"143","radian","radian","","SYSTEM","rad0.wav"
+"143","radian","radian","","SYSTEM","radian0.wav"
 "144","milliliter","milliliter","","SYSTEM","ml0.wav"
 "145","onças","onças","","SYSTEM","founce0.wav"
 "146","milliliter per minute","milliliter per minute","","SYSTEM","mlpm0.wav"
diff --git a/voices/ru-RU.csv b/voices/ru-RU.csv
index 1d7ff295..02946cff 100644
--- a/voices/ru-RU.csv
+++ b/voices/ru-RU.csv
@@ -224,8 +224,8 @@
 "223","градус","градус","","SYSTEM","degree1.wav"
 "224","градуса","градуса","","SYSTEM","degree2.wav"
 "225","градусов","градусов","","SYSTEM","degree5.wav"
-"226","радиан","радиан","","SYSTEM","rad0.wav"
-"227","радиан","радиан","","SYSTEM","rad1.wav"
+"226","радиан","радиан","","SYSTEM","radian0.wav"
+"227","радиан","радиан","","SYSTEM","radian1.wav"
 "228","радиана","радиана","","SYSTEM","rad2.wav"
 "229","радиан","радиан","","SYSTEM","rad5.wav"
 "230","миллилитров","миллилитров","","SYSTEM","ml0.wav"
diff --git a/voices/sv-SE.csv b/voices/sv-SE.csv
index 2a7cffea..4586df5e 100644
--- a/voices/sv-SE.csv
+++ b/voices/sv-SE.csv
@@ -152,8 +152,8 @@
 "151","G","G","","SYSTEM","g1.wav"
 "152","degree","grader","","SYSTEM","degree0.wav"
 "153","degrees","grader","","SYSTEM","degree1.wav"
-"154","radian","radijaan","","SYSTEM","rad0.wav"
-"155","radians","radijaner","","SYSTEM","rad1.wav"
+"154","radian","radijaan","","SYSTEM","radian0.wav"
+"155","radians","radijaner","","SYSTEM","radian1.wav"
 "156","millilitre","milliliter","","SYSTEM","ml0.wav"
 "157","millilitres","milliliter","","SYSTEM","ml1.wav"
 "158","fluid ounce","flytande uns","","SYSTEM","founce0.wav"
diff --git a/voices/uk-UA.csv b/voices/uk-UA.csv
index dd2600ca..a3b3bf40 100644
--- a/voices/uk-UA.csv
+++ b/voices/uk-UA.csv
@@ -224,8 +224,8 @@
 "223","градус","градус","","SYSTEM","degree1.wav"
 "224","градуса","градуса","","SYSTEM","degree2.wav"
 "225","градусів","градусів","","SYSTEM","degree5.wav"
-"226","радіани","радіани","","SYSTEM","rad0.wav"
-"227","радіан","радіан","","SYSTEM","rad1.wav"
+"226","радіани","радіани","","SYSTEM","radian0.wav"
+"227","радіан","радіан","","SYSTEM","radian1.wav"
 "228","радіана","радіана","","SYSTEM","rad2.wav"
 "229","радіанів","радіанів","","SYSTEM","rad5.wav"
 "230","міліметри","міліметри","","SYSTEM","ml0.wav"
diff --git a/voices/zh-CN.csv b/voices/zh-CN.csv
index 63b50ea4..25c04f8c 100644
--- a/voices/zh-CN.csv
+++ b/voices/zh-CN.csv
@@ -152,8 +152,8 @@
 "151","g","克","","SYSTEM","g1.wav"
 "152","degree","度","","SYSTEM","degree0.wav"
 "153","degrees","度","","SYSTEM","degree1.wav"
-"154","radian","弧度","","SYSTEM","rad0.wav"
-"155","radians","弧度","","SYSTEM","rad1.wav"
+"154","radian","弧度","","SYSTEM","radian0.wav"
+"155","radians","弧度","","SYSTEM","radian1.wav"
 "156","millilitre","毫升","","SYSTEM","ml0.wav"
 "157","millilitres","毫升","","SYSTEM","ml1.wav"
 "158","fluid ounce","盎司","","SYSTEM","founce0.wav"
diff --git a/voices/zh-HK.csv b/voices/zh-HK.csv
index af20bef7..b86f3adf 100644
--- a/voices/zh-HK.csv
+++ b/voices/zh-HK.csv
@@ -152,8 +152,8 @@
 "151","g","克","","SYSTEM","g1.wav"
 "152","degree","度","","SYSTEM","degree0.wav"
 "153","degrees","度","","SYSTEM","degree1.wav"
-"154","radian","弧度","","SYSTEM","rad0.wav"
-"155","radians","弧度","","SYSTEM","rad1.wav"
+"154","radian","弧度","","SYSTEM","radian0.wav"
+"155","radians","弧度","","SYSTEM","radian1.wav"
 "156","millilitre","毫升","","SYSTEM","ml0.wav"
 "157","millilitres","毫升","","SYSTEM","ml1.wav"
 "158","fluid ounce","盎司","","SYSTEM","founce0.wav"
diff --git a/voices/zh-TW.csv b/voices/zh-TW.csv
index af20bef7..b86f3adf 100644
--- a/voices/zh-TW.csv
+++ b/voices/zh-TW.csv
@@ -152,8 +152,8 @@
 "151","g","克","","SYSTEM","g1.wav"
 "152","degree","度","","SYSTEM","degree0.wav"
 "153","degrees","度","","SYSTEM","degree1.wav"
-"154","radian","弧度","","SYSTEM","rad0.wav"
-"155","radians","弧度","","SYSTEM","rad1.wav"
+"154","radian","弧度","","SYSTEM","radian0.wav"
+"155","radians","弧度","","SYSTEM","radian1.wav"
 "156","millilitre","毫升","","SYSTEM","ml0.wav"
 "157","millilitres","毫升","","SYSTEM","ml1.wav"
 "158","fluid ounce","盎司","","SYSTEM","founce0.wav"