| 1 | Middle English | batel | Alternative form of batayle; flourishing |
| 2 | Old English | batol | improving, tending to be good |
| 3 | Old English | batian | to fatten, to get fatter; to improve, to get... |
| 4 | Old English | -ol | Used to form suffixes denoting inclination or... |
| 5 | Proto-Germanic | -ulaz | Forms adjectives from verbs meaning "doing" or... |