12-letter words containing f, a, l, s, i
- semifloating — noting or pertaining to a driving axle of an automobile or the like, the inner end of which is carried by the differential gear and the outer end of which is keyed to a wheel supported by the axle housing.
- semiofficial — having some degree of official authority.
- service flat — an apartment with complete hotel services.
- silk factory — plant where silk fabric is produced
- simian shelf — a shelflike thickening along the inside of the mandible, characteristic of the anthropoid apes.
- simplifiable — having the ability to be made less complicated, clearer, or easier
- slumpflation — a situation in which economic depression is combined with increasing inflation
- soft landing — space vehicle
- solway firth — an arm of the Irish Sea between SW Scotland and NW England. 38 miles (61 km) long.
- space flight — journey into outer space
- space-filler — a short article of little or no importance written to fill space in a magazine or newspaper
- specifically — in a definite or precise manner: The suspect was not specifically named in the report. More specifically, you will be responsible for half the total cost.
- spiflication — rough treatment
- spinal fluid — cerebrospinal fluid
- spongillafly — spongefly.
- stalactiform — resembling or shaped like a stalactite.
- strike fault — a fault that trends parallel to the strike of the strata that it offsets.
- subfactorial — the number of ways a group of objects can be arranged so that none of the objects are in their original or correct place
- sulfadiazine — a sulfanilamide derivative, C 1 0 H 1 0 N 4 O 2 S, used chiefly in the treatment of urinary tract infections, meningitis, and malaria.
- sulfarsenide — any compound containing an arsenide and a sulfide.
- surface mail — the system, especially a government postal system, of sending mail by truck, train, or boat, as opposed to airmail.
- tonic sol-fa — a system of singing characterized by emphasis upon tonality or key relationship, in which tones are indicated by the initial letters of the syllables of the sol-fa system rather than by conventional staff notation.
- 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.
- ultraleftist — ultraleft.
- unclassified — not assigned to a class or category; not arranged according to characteristics: Reported instances fall into two main types, with a few unclassified anomalies.
- visual field — field of vision.
- walking fish — any of various fishes able to survive and move about for short periods of time on land, as the mudskipper or climbing perch.
- wineglassful — the capacity of a wineglass, typically containing four to six fluid ounces.
- world's fair — a large international exposition with exhibitions of arts, crafts, industrial and agricultural products, scientific achievements, etc.
- zinc sulfate — a colorless, crystalline, water-soluble powder, ZnSO 4 ⋅7H 2 O, used for preserving skins and wood, in the electrodeposition of zinc, in the bleaching of paper, as a mordant in calico printing, and in medicine as an astringent, styptic, and emetic.