scarcelyEnglishOxford American Thesaurusscarcely adverb 1 she could scarcely hear what he was saying: hardly, barely, only just; almost not. 2 I scarcely ever see him: rarely, seldom, infrequently, not often, hardly ever, almost never, on rare occasions, every once in a while; informal once in a blue moon. ▷antonyms often. 3 this could scarcely be accidental: surely not, not, hardly, certainly not, definitely not, not at all, on no account, under no circumstances, by no means; North American noway.