9-letter words containing f, l, s, a
- splayfoot — a broad, flat foot, especially one turned outward.
- stairlift — A stairlift is a device that is fitted to a staircase in a house in order to allow an elderly or sick person to go upstairs.
- stall-fed — (of animals) confined to and fed in a stall, especially for fattening.
- subfamily — Biology. a category of related genera within a family.
- sugarloaf — a large, usually conical loaf or mass of hard refined sugar: the common form of household sugar until the mid-19th century.
- sulfatase — any of a class of enzymes that catalyze the hydrolysis of sulfuric acid esters.
- sulfation — Chemistry. a salt or ester of sulfuric acid.
- sulfatize — to convert into a sulfate, as by the roasting of ores.
- sulfonate — an ester or salt derived from a sulfonic acid.
- sulfurate — to combine, treat, or impregnate with sulfur, the fumes of burning sulfur, etc.
- surf clam — any of several typically large common clams of the family Mactridae, inhabiting the zone of breaking surf in coastal waters.
- surficial — of or relating to a surface, especially the land surface: a surficial geologic deposit.
- sweetleaf — a shrub or small tree, Symplocos tinctoria, of the eastern coast of the U.S., having lance-shaped leaves, yellowish, fragrant flowers, and orange or brown fruit.
- syllabify — to form or divide into syllables.
- tailfirst — with the tail or rear part foremost.
- tanstaafl — /tan'stah-fl/ (From Robert Heinlein's classic "The Moon is a Harsh Mistress") "There Ain't No Such Thing As A Free Lunch". Often invoked when someone is balking at the prospect of using an unpleasantly heavyweight technique, or at the poor quality of some piece of free software, or at the signal-to-noise ratio of unmoderated Usenet newsgroups. "What? Don't tell me I have to implement a database back end to get my address book program to work!" "Well, TANSTAAFL you know." This phrase owes some of its popularity to the high concentration of science-fiction fans and political libertarians in hackerdom.
- teraflops — a measure of computer speed, equal to one trillion floating-point operations per second.
- trifocals — glasses with trifocal lenses
- ultrafast — extremely fast: ultrafast computers.
- ultrasafe — extremely safe
- ultrasoft — extremely soft
- unbashful — uncomfortably diffident and easily embarrassed; shy; timid.
- wasterful — Lb obsolete wasteful.
- welfarism — the set of attitudes and policies characterizing or tending toward the establishment of a welfare state.
- welfarist — the set of attitudes and policies characterizing or tending toward the establishment of a welfare state.
- westfalen — German name of Westphalia.
- windfalls — Plural form of windfall.
- wolfsbane — any of several plants in the aconite genus Aconitum, including A. lycoctonum, bearing stalks of hood-shaped purplish-blue flowers, the monkshood A. napellus, which yields a poisonous alkaloid used medicinally, and numerous garden varieties in various colors.