diff --git a/Grammar/python.gram b/Grammar/python.gram
index f3ef990923eec3..2b754e851c057f 100644
--- a/Grammar/python.gram
+++ b/Grammar/python.gram
@@ -1319,11 +1319,11 @@ invalid_parameters:
 invalid_default:
     | a='=' &(')'|',') { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "expected default value expression") }
 invalid_star_etc:
-    | a='*' (')' | ',' (')' | '**')) { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "named arguments must follow bare *") }
+    | a='*' (')' | ',' (')' | '**')) { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "named parameters must follow bare *") }
     | '*' ',' TYPE_COMMENT { RAISE_SYNTAX_ERROR("bare * has associated type comment") }
     | '*' param a='=' { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "var-positional argument cannot have default value") }
     | '*' (param_no_default | ',') param_maybe_default* a='*' (param_no_default | ',') {
-        RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "* argument may appear only once") }
+        RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "* marker may appear only once") }
 invalid_kwds:
     | '**' param a='=' { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "var-keyword argument cannot have default value") }
     | '**' param ',' a=param { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "arguments cannot follow var-keyword argument") }
@@ -1348,10 +1348,10 @@ invalid_lambda_parameters_helper:
     | a=lambda_slash_with_default { _PyPegen_singleton_seq(p, a) }
     | lambda_param_with_default+
 invalid_lambda_star_etc:
-    | '*' (':' | ',' (':' | '**')) { RAISE_SYNTAX_ERROR("named arguments must follow bare *") }
+    | '*' (':' | ',' (':' | '**')) { RAISE_SYNTAX_ERROR("named parameters must follow bare *") }
     | '*' lambda_param a='=' { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "var-positional argument cannot have default value") }
     | '*' (lambda_param_no_default | ',') lambda_param_maybe_default* a='*' (lambda_param_no_default | ',') {
-        RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "* argument may appear only once") }
+        RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "* marker may appear only once") }
 invalid_lambda_kwds:
     | '**' lambda_param a='=' { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "var-keyword argument cannot have default value") }
     | '**' lambda_param ',' a=lambda_param { RAISE_SYNTAX_ERROR_KNOWN_LOCATION(a, "arguments cannot follow var-keyword argument") }
diff --git a/Lib/test/test_syntax.py b/Lib/test/test_syntax.py
index 0ee17849e28121..7ad72b65169243 100644
--- a/Lib/test/test_syntax.py
+++ b/Lib/test/test_syntax.py
@@ -499,22 +499,22 @@
 >>> def foo(*b,*d):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> def foo(a,*b,c,*d,*e,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> def foo(a,b,/,c,*b,c,*d,*e,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> def foo(a,b,/,c,*b,c,*d,**e):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> def foo(a=1,/*,b,c):
 ...    pass
@@ -598,19 +598,19 @@
 
 >>> lambda *b,*d: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> lambda a,*b,c,*d,*e,c: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> lambda a,b,/,c,*b,c,*d,*e,c: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> lambda a,b,/,c,*b,c,*d,**e: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * marker may appear only once
 
 >>> lambda a=1,d=,c: None
 Traceback (most recent call last):
@@ -2178,7 +2178,7 @@
 
     >>> with (lambda *:0): pass
     Traceback (most recent call last):
-    SyntaxError: named arguments must follow bare *
+    SyntaxError: named parameters must follow bare *
 
 Corner-cases that used to crash:
 
diff --git a/Misc/NEWS.d/next/Library/2025-05-05-19-37-00.gh-issue-133436.assdh.rst b/Misc/NEWS.d/next/Library/2025-05-05-19-37-00.gh-issue-133436.assdh.rst
new file mode 100644
index 00000000000000..bc48d3ef2624b8
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-05-05-19-37-00.gh-issue-133436.assdh.rst
@@ -0,0 +1 @@
+Correct error messages that incorrectly use "arguments".
diff --git a/Parser/parser.c b/Parser/parser.c
index 509fac7df6e371..6c3b0673fdcbac 100644
--- a/Parser/parser.c
+++ b/Parser/parser.c
@@ -22456,7 +22456,7 @@ invalid_star_etc_rule(Parser *p)
         )
         {
             D(fprintf(stderr, "%*c+ invalid_star_etc[%d-%d]: %s succeeded!\n", p->level, ' ', _mark, p->mark, "'*' (')' | ',' (')' | '**'))"));
-            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "named arguments must follow bare *" );
+            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "named parameters must follow bare *" );
             if (_res == NULL && PyErr_Occurred()) {
                 p->error_indicator = 1;
                 p->level--;
@@ -22552,7 +22552,7 @@ invalid_star_etc_rule(Parser *p)
         )
         {
             D(fprintf(stderr, "%*c+ invalid_star_etc[%d-%d]: %s succeeded!\n", p->level, ' ', _mark, p->mark, "'*' (param_no_default | ',') param_maybe_default* '*' (param_no_default | ',')"));
-            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "* argument may appear only once" );
+            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "* marker may appear only once" );
             if (_res == NULL && PyErr_Occurred()) {
                 p->error_indicator = 1;
                 p->level--;
@@ -23065,7 +23065,7 @@ invalid_lambda_star_etc_rule(Parser *p)
         )
         {
             D(fprintf(stderr, "%*c+ invalid_lambda_star_etc[%d-%d]: %s succeeded!\n", p->level, ' ', _mark, p->mark, "'*' (':' | ',' (':' | '**'))"));
-            _res = RAISE_SYNTAX_ERROR ( "named arguments must follow bare *" );
+            _res = RAISE_SYNTAX_ERROR ( "named parameters must follow bare *" );
             if (_res == NULL && PyErr_Occurred()) {
                 p->error_indicator = 1;
                 p->level--;
@@ -23131,7 +23131,7 @@ invalid_lambda_star_etc_rule(Parser *p)
         )
         {
             D(fprintf(stderr, "%*c+ invalid_lambda_star_etc[%d-%d]: %s succeeded!\n", p->level, ' ', _mark, p->mark, "'*' (lambda_param_no_default | ',') lambda_param_maybe_default* '*' (lambda_param_no_default | ',')"));
-            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "* argument may appear only once" );
+            _res = RAISE_SYNTAX_ERROR_KNOWN_LOCATION ( a , "* marker may appear only once" );
             if (_res == NULL && PyErr_Occurred()) {
                 p->error_indicator = 1;
                 p->level--;