unguessable From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsadjectiveNot capable of being guessed. Related wordsSynonymsunguessedunsurmisableunconjecturableundeterminableineludibleungaugableunjudgeableunhintableinsupposableunforeseeableindeterminableunbypassableunexcogitableunpredictableunapprehendableincognoscible References Wiktionary — unguessable Wikipedia — unguessable