определить по суффиксу часть речи Situation, vacation, unable, unusual, easily, latery, early, hardly, structural, famous, recognition,protection, probably, presently, naval, mysterious
Situation - noun (-ion) vacation - noun (-tion) unable - adjective (-able) unusual - adjective (-al) easily - adverb (-ly) latery (слово почти не используется в английском, может быть как вариацией слова later - adjective/adverb (-er), lately - adjective/adverb (-ly) в зависимости от контекста, так и просто noun (-ry) early - adjective, чаще adverb (-ly) hardly - adverb (-ly) structural - adjective (-al) famous - adjective (-ous) recognition - noun (-ion) protection - noun (-ion) probably - adverb (-ly) presently - adverb (-ly) naval - adjective (-al) mysterious - adjective (-ious)