12-letter words containing f, a, l, i, r
- surface mail — the system, especially a government postal system, of sending mail by truck, train, or boat, as opposed to airmail.
- tail feather — one of the feathers making up a bird's tail
- taper relief — (in Britain) a system of relief from capital gains tax under which the percentage of a chargeable gain considered taxable is reduced for each whole year (from April 1998) that the asset was held by the vendor
- target rifle — a rifle designed especially for shooting at targets.
- terrifically — extraordinarily great or intense: terrific speed.
- tie-off rail — trim rail.
- to play fair — If you say that someone plays fair, you mean that they behave or act in a reasonable and honest way.
- trace fossil — a fossilized track, trail, burrow, boring, or other structure in sedimentary rock that records the presence or behavior of the organism that made it.
- trefoil arch — an arch with cusplike intrados.
- trifoliolate — having three leaflets, as a compound leaf.
- trypaflavine — acriflavine hydrochloride.
- tubulifloral — (of a plant) tubuliflorous
- ultraleftist — ultraleft.
- ultrarefined — having been refined exceptionally well or thoroughly
- unartificial — not showing art or skill; not skilled or artistic
- unfilterable — not able to be filtered
- unflattering — to try to please by complimentary remarks or attention.
- unforgivable — to grant pardon for or remission of (an offense, debt, etc.); absolve.
- unforgivably — in an unforgivable manner
- unformalized — not formalized
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- unifactorial — of or relating to a single gene.
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- unverifiable — to prove the truth of, as by evidence or testimony; confirm; substantiate: Events verified his prediction.
- valve lifter — (in an internal-combustion engine) a tappet that opens a valve when actuated by a camshaft.
- walking fern — a fern, Camptosorus rhizophyllus, having simple, triangular fronds tapering into a prolongation that bends at the top and often takes root at the apex.
- water filter — device for removing impurities from water
- waterfalling — Present participle of waterfall.
- waterfowling — the sport of shooting waterfowl
- wing formula — a numerical representation of the relative lengths of the primary feathers of a bird's wing, used in identifying similar species, as flycatchers.
- wolf-ferrari — Ermanno [er-mahn-naw] /ɛrˈmɑn nɔ/ (Show IPA), 1876–1948, Italian composer.
- world's fair — a large international exposition with exhibitions of arts, crafts, industrial and agricultural products, scientific achievements, etc.