wont (n.) Look up wont at Dictionary.com
"habitual usage, custom," c. 1400, from wont, adjective and verb.
wont (adj.) Look up wont at Dictionary.com
"accustomed," Middle English contraction of Old English wunod, past participle of wunian "to dwell, inhabit, exist; be accustomed, be used to," from Proto-Germanic *wunen "to be content, to rejoice" (source also of Old Saxon wunon, Old Frisian wonia "to dwell, remain, be used to," Old High German wonen, German wohnen "to dwell;" related to win (v.) and wean), from PIE root *wen- (1) "to desire, strive for." The original meaning of the Germanic verbs was "be content, rejoice."