unaccustomed Antonyms

accustomed at home confirmed dyed-in-the-wool dime a dozen no great shakes nothing to write home about older than dirt older than the hills uninfluenced well-versed as old as Adam as old as the sea as old as time extremely old not updated fairly common used to usual adapted chronic common commonplace conventional expected familiar familiarized frumpish great habitual habituated hackneyed home normal used deeply held