12-letter words containing o, s, l, f, i
- overflourish — to flourish excessively
- oversimplify — make too simple
- pack of lies — false account
- perfidiously — deliberately faithless; treacherous; deceitful: a perfidious lover.
- petaliferous — bearing or having petals.
- plastic flow — deformation of a material that remains rigid under stresses of less than a certain intensity but that behaves under severer stresses approximately as a Newtonian fluid.
- plastic foam — expanded plastic.
- plumbiferous — yielding or containing lead.
- professional — following an occupation as a means of livelihood or for gain: a professional builder.
- professorial — a teacher of the highest academic rank in a college or university, who has been awarded the title Professor in a particular branch of learning; a full professor: a professor of Spanish literature.
- profitlessly — in such a way as to not yield profit, as in financial gains or general benefits or advantages
- prolificness — producing offspring, young, fruit, etc., abundantly; highly fruitful: a prolific pear tree.
- pyrosulfuric — of or derived from pyrosulfuric acid; disulfuric.
- rs flip-flop — SR flip-flop
- sales office — the office or room of the department of a company responsible for selling its goods or services
- salification — to form into a salt, as by chemical combination.
- salutiferous — salutary.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- satin-flower — a Californian plant, Clarkia amoena, of the evening primrose family, having cup-shaped pink or purplish flowers blotched with red.
- scorpion fly — any of several harmless insects of the order Mecoptera, the male of certain species having a reproductive structure that resembles the sting of a scorpion.
- seleniferous — containing or yielding selenium.
- self-closing — the end or conclusion, as of a speech.
- self-conceit — an excessively favorable opinion of oneself, one's abilities, etc.; vanity.
- self-cooking — the act of a person or thing that cooks.
- self-imposed — imposed on one by oneself: a self-imposed task.
- self-loading — noting or pertaining to an automatic or semiautomatic firearm.
- self-locking — a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc.
- self-mocking — to attack or treat with ridicule, contempt, or derision.
- self-opinion — opinion of oneself, especially when unduly high.
- self-proving — to establish the truth or genuineness of, as by evidence or argument: to prove one's claim.
- self-tuition — the charge or fee for instruction, as at a private school or a college or university: The college will raise its tuition again next year.
- self-worship — reverent honor and homage paid to God or a sacred personage, or to any object regarded as sacred.
- 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.
- serous fluid — any of various clear, watery fluids in the body.
- shingle roof — a roof covered with thin rectangular tiles, esp made of wood, that are laid with others in overlapping rows
- shoo-fly pie — an open pie filled with a sweet crumb and molasses mixture and baked.
- siliciferous — containing, combined with, or producing silica.
- silk factory — plant where silk fabric is produced
- silver frost — glaze (def 17).
- sleep it off — to rid oneself of the effects of some excess, overindulgence, etc., specif. of the aftereffects of drinking much alcoholic liquor, by sleeping
- slipper foot — an elongated pad foot.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- soboliferous — bearing or producing soboles
- soft landing — space vehicle
- soil profile — a vertical succession of horizons, commonly lettered A, B, C (beginning at the surface), that have been subjected to soil-forming processes, chiefly leaching and oxidation.
- solid figure — a figure that has three dimensions
- solifluction — creep (def 22a).
- solway firth — an arm of the Irish Sea between SW Scotland and NW England. 38 miles (61 km) long.
- soufflé dish — A dish for making souffles