diff --git a/soupsieve/css_match.py b/soupsieve/css_match.py
index 79bb870..49e5f07 100644
--- a/soupsieve/css_match.py
+++ b/soupsieve/css_match.py
@@ -84,7 +84,7 @@ def assert_valid_input(cls, tag: Any) -> None:
 
         # Fail on unexpected types.
         if not cls.is_tag(tag):
-            raise TypeError("Expected a BeautifulSoup 'Tag', but instead recieved type {}".format(type(tag)))
+            raise TypeError("Expected a BeautifulSoup 'Tag', but instead received type {}".format(type(tag)))
 
     @staticmethod
     def is_doc(obj: 'bs4.Tag') -> bool:
diff --git a/soupsieve/css_parser.py b/soupsieve/css_parser.py
index 0536b80..d77084d 100644
--- a/soupsieve/css_parser.py
+++ b/soupsieve/css_parser.py
@@ -562,7 +562,7 @@ def parse_pseudo_class_custom(self, sel: _Selector, m: Match[str], has_selector:
         selector = self.custom.get(pseudo)
         if selector is None:
             raise SelectorSyntaxError(
-                "Undefined custom selector '{}' found at postion {}".format(pseudo, m.end(0)),
+                "Undefined custom selector '{}' found at position {}".format(pseudo, m.end(0)),
                 self.pattern,
                 m.end(0)
             )
@@ -828,7 +828,7 @@ def parse_combinator(
         if not has_selector:
             if not is_forgive or combinator != COMMA_COMBINATOR:
                 raise SelectorSyntaxError(
-                    "The combinator '{}' at postion {}, must have a selector before it".format(combinator, index),
+                    "The combinator '{}' at position {}, must have a selector before it".format(combinator, index),
                     self.pattern,
                     index
                 )
@@ -1007,7 +1007,7 @@ def parse_selectors(
                     if not has_selector:
                         if not is_forgive:
                             raise SelectorSyntaxError(
-                                "Expected a selector at postion {}".format(m.start(0)),
+                                "Expected a selector at position {}".format(m.start(0)),
                                 self.pattern,
                                 m.start(0)
                             )
@@ -1017,7 +1017,7 @@ def parse_selectors(
                         break
                     else:
                         raise SelectorSyntaxError(
-                            "Unmatched pseudo-class close at postion {}".format(m.start(0)),
+                            "Unmatched pseudo-class close at position {}".format(m.start(0)),
                             self.pattern,
                             m.start(0)
                         )
diff --git a/tests/test_level4/test_placeholder_shown.py b/tests/test_level4/test_placeholder_shown.py
index 90fea7c..96c9ace 100644
--- a/tests/test_level4/test_placeholder_shown.py
+++ b/tests/test_level4/test_placeholder_shown.py
@@ -51,7 +51,7 @@ def test_placeholder_shown(self):
         /* Value will override this input */
         <input id="29" type placeholder="This is some text" value="Actual value">
 
-        /* Text area content overides the placeholder
+        /* Text area content overrides the placeholder
         <textarea id="30" placeholder="This is some text">Value</textarea>
         <textarea id="31" placeholder="This is some text">