15-letter words containing b, u, y, d
- under your belt — If you have something under your belt, you have already achieved it or done it.
- 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).
- urinary bladder — a distensible, muscular and membranous sac, in which the urine is retained until it is discharged from the body.
- ytterbium oxide — a colorless compound, Yb 2 O 3 , used in certain alloys and ceramics.