15-letter words containing b, o, m, u
- stumbling block — an obstacle or hindrance to progress, belief, or understanding.
- subalimentation — hypoalimentation.
- subcommissioner — a member of a subcommission
- suboptimization — a situation which is less than optimal
- suicide bombing — a terrorist bomb attack in which the perpetrator knows that he or she will be killed in the explosion
- tablet computer — a number of sheets of writing paper, business forms, etc., fastened together at the edge; pad.
- thermionic tube — a vacuum tube in which the cathode is heated electrically to cause the emission of electrons by thermal agitation.
- tobacco budworm — the larva of a noctuid moth, Heliothis virescens, that damages the buds and young leaves of tobacco.
- torture chamber — a room where somebody is caused extreme physical pain, esp in order to extract information, break resistance, etc
- umbrella policy — An umbrella policy is a policy that provides excess limits and gives additional excess coverage over the normal limits and coverage of liability policies.
- un-come-at-able — not accessible
- unbosom oneself — to tell or reveal one's feelings, secrets, etc.
- uncompanionable — not companionable or friendly; antisocial
- uncompromisable — that cannot or should not be compromised
- unrecommendable — not able to be recommended, supported, or endorsed
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- urban migration — the process of people moving from rural areas to cities
- ytterbium oxide — a colorless compound, Yb 2 O 3 , used in certain alloys and ceramics.