Synonyms for yawn Found 5 synonyms across 2 meanings for “yawn”. an involuntary intake of breath through a wide open mouth (noun) yawningoscitanceoscitancy be wide open (verb) gapeyaw Explore Related Words Rhymes with yawnSynonyms for yawningSynonyms for oscitanceSynonyms for oscitancySynonyms for gapeSynonyms for yaw Synonym Finder | Rhyme Finder | Poetry Editor