backward-kill-word| Keys | Menu | |
| X | Shift+Alt+H or Shift+Alt+Backspace | |
| MS | Control+Backspace or Shift+Control+Alt+H or Shift+Control+Alt+Backspace |
Deletes the characters immediately preceding the insertion cursor until the next character which is in the string given by the tokenSeps resource, and places the deleted word into CUT_BUFFER1 (the kill buffer).