11-letter words containing b, o, u, n
- unstoppably — that cannot be stopped or surpassed; unbeatable: an unstoppable ball team.
- untolerable — capable of being tolerated; endurable: His arrogance is no longer tolerable.
- untouchable — that may not be touched; of a nature such that it cannot be touched; not palpable; intangible.
- unwoundable — incapable of being wounded, injured, or harmed
- upper bound — an element greater than or equal to all the elements in a given set: 3 and 4 are upper bounds of the set consisting of 1, 2, and 3. Compare bound3 (def 4), greatest lower bound, least upper bound, lower bound.
- verbal noun — a noun derived from a verb, especially by a process applicable to most or all verbs, as, in English, the -ing form of Eating is fun or of Smoking is forbidden.
- young blood — youthful people.