| Accustom 1. (v. t.) To familiarize by use or habit; to habituate; as, to accustom oneself to humid weather. 2. (v. i.) To be wont. 3. (v. i.) To cohabit. 4. (n.) Custom. Thesaurus Entries acclimatize, accommodate, accustom, adapt, adjust, break, break in, case harden, condition, confirm, domesticate, domesticize, establish, familiarize, fix, gentle, habituate, harden, housebreak, inure, naturalize, orient, orientate, season, tame, toughen, train, wont |