13-letter words containing o, f, s, t, r
- strombuliform — in the shape of a coil
- strong safety — the defensive back assigned to cover the area across from the strong side of the opponent's offensive line and primarily responsible for defending against pass plays.
- sugar factory — a factory which refines sugar from organic sources into a form that can be used in cooking etc
- sulfur-bottom — blue whale.
- superfetation — the fertilization of an ovum in a female mammal already pregnant.
- superfortress — a heavy, long-range, four-engined bomber used during World War II.
- surfer's knot — a tumorlike nodule below a surfer's knee or on the upper area of the foot, caused by pressure on the skin and tissue exerted by the surfboard.
- tassel flower — love-lies-bleeding.
- telescopiform — having body parts which resemble a telescope in that the retract within one another
- testificatory — related to a person who witnesses or an object used as evidence
- the worst off — those people who are in the worst situation
- three-fourths — In American English, people sometimes use three-fourths to mean three-quarters.
- threefoldness — the state or condition of being threefold
- to fall short — If someone or something is or stops short of a place, they have not quite reached it. If they are or fall short of an amount, they have not quite achieved it.
- to stand firm — If someone stands firm, they refuse to change their mind about something.
- toasting fork — a long-handled fork used for cooking or toasting frankfurters, marshmallows, bread, etc., usually over an open fire.
- transformable — to change in form, appearance, or structure; metamorphose.
- transfrontier — the part of a country that borders another country; boundary; border.
- transfusional — of or relating to transfusion
- tropical fish — any of numerous small, usually brightly colored fishes, indigenous to the tropics, and often kept and bred in home aquariums.
- trout fishing — angling to catch trout
- tubuliflorous — having the corolla tubular in all the perfect flowers of a head, as certain composite plants.
- turn of speed — If a person, animal, or vehicle has a good turn of speed, they have the ability to move fast.
- untransformed — not transformed; not having been transformed
- versification — the act of versifying.
- virgin forest — a forest in its natural state, before it has been explored or exploited by man
- wafflestomper — a shoe with a thick sole resembling a waffle
- weatherproofs — Third-person singular simple present indicative form of weatherproof.
- west hartford — a town in central Connecticut.
- woodcraftsman — a person who is skilled in woodcraft.
- working stiff — A working stiff is a person who has an ordinary job that is not well-paid.