diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 69c4fa442fa..a8ff1d1ce46 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -401,9 +401,10 @@ static TypeName *TableFuncTypeName(List *columns);
 
 %type <ival>	Iconst SignedIconst
 %type <str>		Sconst comment_text notify_payload
-%type <str>		RoleId opt_granted_by opt_boolean_or_string ColId_or_Sconst
+%type <str>		RoleId opt_granted_by opt_boolean_or_string
 %type <list>	var_list
 %type <str>		ColId ColLabel var_name type_function_name param_name
+%type <str>		NonReservedWord NonReservedWord_or_Sconst
 %type <node>	var_value zone_value
 
 %type <keyword> unreserved_keyword type_func_name_keyword
@@ -1275,7 +1276,7 @@ set_rest:	/* Generic SET syntaxes: */
 						n->kind = VAR_SET_DEFAULT;
 					$$ = n;
 				}
-			| ROLE ColId_or_Sconst
+			| ROLE NonReservedWord_or_Sconst
 				{
 					VariableSetStmt *n = makeNode(VariableSetStmt);
 					n->kind = VAR_SET_VALUE;
@@ -1283,7 +1284,7 @@ set_rest:	/* Generic SET syntaxes: */
 					n->args = list_make1(makeStringConst($2, @2));
 					$$ = n;
 				}
-			| SESSION AUTHORIZATION ColId_or_Sconst
+			| SESSION AUTHORIZATION NonReservedWord_or_Sconst
 				{
 					VariableSetStmt *n = makeNode(VariableSetStmt);
 					n->kind = VAR_SET_VALUE;
@@ -1337,11 +1338,11 @@ opt_boolean_or_string:
 			| FALSE_P								{ $$ = "false"; }
 			| ON									{ $$ = "on"; }
 			/*
-			 * OFF is also accepted as a boolean value, but is handled
-			 * by the ColId rule below. The action for booleans and strings
+			 * OFF is also accepted as a boolean value, but is handled by
+			 * the NonReservedWord rule.  The action for booleans and strings
 			 * is the same, so we don't need to distinguish them here.
 			 */
-			| ColId_or_Sconst						{ $$ = $1; }
+			| NonReservedWord_or_Sconst				{ $$ = $1; }
 		;
 
 /* Timezone values can be:
@@ -1410,8 +1411,8 @@ opt_encoding:
 			| /*EMPTY*/								{ $$ = NULL; }
 		;
 
-ColId_or_Sconst:
-			ColId									{ $$ = $1; }
+NonReservedWord_or_Sconst:
+			NonReservedWord							{ $$ = $1; }
 			| Sconst								{ $$ = $1; }
 		;
 
@@ -2894,7 +2895,7 @@ NumericOnly_list:	NumericOnly						{ $$ = list_make1($1); }
  *****************************************************************************/
 
 CreatePLangStmt:
-			CREATE opt_or_replace opt_trusted opt_procedural LANGUAGE ColId_or_Sconst
+			CREATE opt_or_replace opt_trusted opt_procedural LANGUAGE NonReservedWord_or_Sconst
 			{
 				CreatePLangStmt *n = makeNode(CreatePLangStmt);
 				n->replace = $2;
@@ -2906,7 +2907,7 @@ CreatePLangStmt:
 				n->pltrusted = false;
 				$$ = (Node *)n;
 			}
-			| CREATE opt_or_replace opt_trusted opt_procedural LANGUAGE ColId_or_Sconst
+			| CREATE opt_or_replace opt_trusted opt_procedural LANGUAGE NonReservedWord_or_Sconst
 			  HANDLER handler_name opt_inline_handler opt_validator
 			{
 				CreatePLangStmt *n = makeNode(CreatePLangStmt);
@@ -2950,7 +2951,7 @@ opt_validator:
 		;
 
 DropPLangStmt:
-			DROP opt_procedural LANGUAGE ColId_or_Sconst opt_drop_behavior
+			DROP opt_procedural LANGUAGE NonReservedWord_or_Sconst opt_drop_behavior
 				{
 					DropPLangStmt *n = makeNode(DropPLangStmt);
 					n->plname = $4;
@@ -2958,7 +2959,7 @@ DropPLangStmt:
 					n->missing_ok = false;
 					$$ = (Node *)n;
 				}
-			| DROP opt_procedural LANGUAGE IF_P EXISTS ColId_or_Sconst opt_drop_behavior
+			| DROP opt_procedural LANGUAGE IF_P EXISTS NonReservedWord_or_Sconst opt_drop_behavior
 				{
 					DropPLangStmt *n = makeNode(DropPLangStmt);
 					n->plname = $6;
@@ -5256,7 +5257,7 @@ createfunc_opt_item:
 				{
 					$$ = makeDefElem("as", (Node *)$2);
 				}
-			| LANGUAGE ColId_or_Sconst
+			| LANGUAGE NonReservedWord_or_Sconst
 				{
 					$$ = makeDefElem("language", (Node *)makeString($2));
 				}
@@ -5465,7 +5466,7 @@ dostmt_opt_item:
 				{
 					$$ = makeDefElem("as", (Node *)makeString($1));
 				}
-			| LANGUAGE ColId_or_Sconst
+			| LANGUAGE NonReservedWord_or_Sconst
 				{
 					$$ = makeDefElem("language", (Node *)makeString($2));
 				}
@@ -6978,9 +6979,7 @@ explain_option_elem:
 		;
 
 explain_option_name:
-			ColId					{ $$ = $1; }
-			| analyze_keyword		{ $$ = "analyze"; }
-			| VERBOSE				{ $$ = "verbose"; }
+			NonReservedWord			{ $$ = $1; }
 		;
 
 explain_option_arg:
@@ -10776,7 +10775,7 @@ AexprConst: Iconst
 
 Iconst:		ICONST									{ $$ = $1; };
 Sconst:		SCONST									{ $$ = $1; };
-RoleId:		ColId									{ $$ = $1; };
+RoleId:		NonReservedWord							{ $$ = $1; };
 
 SignedIconst: Iconst								{ $$ = $1; }
 			| '+' Iconst							{ $$ = + $2; }
@@ -10808,6 +10807,14 @@ type_function_name:	IDENT							{ $$ = $1; }
 			| type_func_name_keyword				{ $$ = pstrdup($1); }
 		;
 
+/* Any not-fully-reserved word --- these names can be, eg, role names.
+ */
+NonReservedWord:	IDENT							{ $$ = $1; }
+			| unreserved_keyword					{ $$ = pstrdup($1); }
+			| col_name_keyword						{ $$ = pstrdup($1); }
+			| type_func_name_keyword				{ $$ = pstrdup($1); }
+		;
+
 /* Column label --- allowed labels in "AS" clauses.
  * This presently includes *all* Postgres keywords.
  */