12-letter words containing a, i, r, t, f
- ultraleftist — ultraleft.
- ultrarefined — having been refined exceptionally well or thoroughly
- unaffrighted — to frighten.
- unartificial — not showing art or skill; not skilled or artistic
- unfabricated — to make by art or skill and labor; construct: The finest craftspeople fabricated this clock.
- unfilterable — not able to be filtered
- unflattering — to try to please by complimentary remarks or attention.
- unifactorial — of or relating to a single gene.
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- unstratified — not stratified; not arranged in strata or layers: unstratified rocks.
- valve lifter — (in an internal-combustion engine) a tappet that opens a valve when actuated by a camshaft.
- variant form — a way of writing a word which is used by some people as an alternative to the standard or generally accepted form
- verification — the act of verifying.
- vitrifacture — the making of glass or glass products
- vociferation — noisy outcry; clamor.
- water filter — device for removing impurities from water
- waterfalling — Present participle of waterfall.
- waterfowling — the sport of shooting waterfowl
- west african — of or relating to West Africa
- yasir arafat — Yasir [yah-ser,, -sir,, yas-er] /ˈyɑ sər,, -sɪr,, ˈyæs ər/ (Show IPA), 1929–2004, Palestinian leader: head of the Palestine Liberation Organization.
- zip fastener — a zipper.