D defs.my
Entry 2 senses Webster, 1913

Unaccustomed

/ŭnˌ-ək-ŭs'-təmd/ · Un·ac·cus·tomed · IPA /ˌʌnəkˈʌstəmd/
01 a. Not used; not habituated; unfamiliar; unused; -- with to.
  1. 1.
    Not used; not habituated; unfamiliar; unused; -- with to.
    “Chastened as a bullock unaccustomed to the yoke.” — Jer. xxxi. 18.
  2. 2.
    Not usual; uncommon; strange; new.
    “What unaccustomed cause procures her hither?” Shak.