python
diff --git a/‎Lib/_pyrepl/keymap.py
Copy file name to clipboardExpand all lines: Lib/_pyrepl/keymap.py
+6-3Lines changed: 6 additions & 3 deletions b/‎Lib/_pyrepl/keymap.py
Copy file name to clipboardExpand all lines: Lib/_pyrepl/keymap.py
+6-3Lines changed: 6 additions & 3 deletions
diff --git a/‎Lib/_pyrepl/reader.py
Copy file name to clipboardExpand all lines: Lib/_pyrepl/reader.py
+2Lines changed: 2 additions & 0 deletions b/‎Lib/_pyrepl/reader.py
Copy file name to clipboardExpand all lines: Lib/_pyrepl/reader.py
+2Lines changed: 2 additions & 0 deletions
@@ -177,9 +177,12 @@ def _parse_key1(key, s):
             ret = key[s]
             s += 1
     if ctrl:
-        if len(ret) > 1:
-            raise KeySpecError("\\C- must be followed by a character")
-        ret = chr(ord(ret) & 0x1F)  # curses.ascii.ctrl()
+        if len(ret) == 1:
+            ret = chr(ord(ret) & 0x1F)  # curses.ascii.ctrl()
+        elif ret in {"left", "right"}:
+            ret = f"ctrl {ret}"
+        else:
+            raise KeySpecError("\\C- followed by invalid key")
     if meta:
         ret = ["\033", ret]
     else:
 
@@ -136,7 +136,9 @@ def make_default_commands() -> dict[CommandName, type[Command]]:
         (r"\<up>", "up"),
         (r"\<down>", "down"),
         (r"\<left>", "left"),
+        (r"\C-\<left>", "backward-word"),
         (r"\<right>", "right"),
+        (r"\C-\<right>", "forward-word"),
         (r"\<delete>", "delete"),
         (r"\<backspace>", "backspace"),
         (r"\M-\<backspace>", "backward-kill-word"),