15-letter words containing a, l, b, u, r, y
- unanswerability — the quality of not being answerable or contestable
- uncopyrightable — not able to be copyrighted
- unverifiability — the quality or state of being unverifiable
- 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 sociology — the sociological study of cities and their role in the development of society.
- urinary bladder — a distensible, muscular and membranous sac, in which the urine is retained until it is discharged from the body.