13-letter words containing r, u, f, l, e
- superfluidity — a fluid that exhibits frictionless flow, very high heat conductivity, and other unusual physical properties, helium below 2.186 K being the only known example.
- superfluously — being more than is sufficient or required; excessive.
- superpowerful — extremely powerful
- surface plate — Machinery. a flat plate used by machinists for testing surfaces that are to be made perfectly flat.
- surface-layer — the thin layer of air adjacent to the earth's surface, usually considered to be less than 300 feet (91 meters) high.
- tetrafluoride — a fluoride containing four fluorine atoms.
- transfusively — in a transfusive manner
- triple figure — a number made up of three digits.
- ultra-leftism — the beliefs of extremely left-wing political parties or groups
- ultra-leftist — a person with extremely left-wing political views
- ultrafeminine — pertaining to a woman or girl: feminine beauty; feminine dress.
- ultrafiltrate — a liquid that has been passed through an ultrafilter.
- ultrapowerful — extremely powerful
- ultrararefied — extremely rarefied
- umbelliferous — bearing an umbel or umbels.
- umbrella leaf — a rare, large-leaved perennial herb, Diphylleia cymosa, of the southeastern U.S., having white flowers and small, blue berries.
- uncomfortable — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- underinflated — lacking sufficient air pressure
- unelectrified — not powered by electricity
- unenforceable — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unfalteringly — to hesitate or waver in action, purpose, intent, etc.; give way: Her courage did not falter at the prospect of hardship.
- unforeseeable — to have prescience of; to know in advance; foreknow.
- unforeseeably — to have prescience of; to know in advance; foreknow.
- unforgettable — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unforgettably — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unfortunately — suffering from bad luck: an unfortunate person.
- unhurtfulness — the state of being unhurtful
- unperformable — to carry out; execute; do: to perform miracles.
- unrectifiable — able to be rectified.
- unrefined oil — oil that hasn't been refined or processed
- unreproachful — not deserving reproach or blame
- unrestfulness — the state of being restless
- unsuperficial — external or outward: a superficial resemblance.
- unsuperfluous — not superfluous or excessive; moderate
- unvitrifiable — not able to be vitrified
- user-friendly — easy to use, operate, understand, etc.: the most user-friendly personal computer now on the market.
- vacuum filter — A vacuum filter is a filter in which the liquid passes through more easily because of a vacuum on the liquid output side.
- venus flytrap — firewall machine
- wasterfulness — the state of being wasteful
- water buffalo — a buffalo, Bubalus bubalis, of the Old World tropics, having large, flattened, curved horns: wild populations are near extinction.
- well-favoured — of pleasing appearance; good-looking; pretty or handsome.
- white truffle — an edible fungus, Tuber magnatum pico, occurring in certain parts of northern Italy, and considered a great delicacy.
- wonderfulness — excellent; great; marvelous: We all had a wonderful weekend.