9-letter words containing a, l, i, u, n
- semilunar — shaped like a half-moon; crescent.
- semuncial — of or pertaining to a semuncia or to half an ounce
- singulary — (of an operator) monadic
- spinulate — having a spine or spines
- spirulina — any of the blue-green algae of the genus Spirulina, sometimes added to food for its nutrient value.
- squalling — the act or sound of squalling: The baby's squall was heard next door.
- stimulant — Physiology, Medicine/Medical. something that temporarily quickens some vital process or the functional activity of some organ or part: Adrenalin is a stimulant for the heart. Compare depressant (def 4).
- stub nail — a short, thick nail.
- subalpine — pertaining to the regions at the foot of the Alps.
- sublation — to deny or contradict; negate.
- sublinear — of, consisting of, or using lines: linear design.
- subniveal — beneath the snow
- sudaminal — pertaining to a sudamen or sudamina; comprising sudamina
- sulcation — having long, narrow grooves or channels, as plant stems, or being furrowed or cleft, as hoofs.
- sulfation — Chemistry. a salt or ester of sulfuric acid.
- sulpician — a member of a society of secular priests founded in France in 1642, engaged chiefly in training men to teach in seminaries.
- suppliant — a person who supplicates; petitioner.
- tarpaulin — a protective covering of canvas or other material waterproofed with tar, paint, or wax.
- tellurian — of or characteristic of the earth or its inhabitants; terrestrial.
- thumbnail — the nail of the thumb.
- traguline — like or characteristic of a tragule
- trial run — a preliminary performance or test of something, as of the operation of a ship or the effectiveness of a play.
- triannual — done, occurring, issued, etc., three times a year.
- turmaline — tourmaline.
- turn tail — the hindmost part of an animal, especially that forming a distinct, flexible appendage to the trunk.
- uitlander — a foreigner, especially a British settler in the Boer republics prior to the formation of the Union of South Africa.
- ultradian — of or relating to a biorhythm having a period of less than 24 hours.
- ultrafine — extremely small or delicate
- ultrathin — extremely thin: an ultrathin wristwatch.
- ultratiny — extremely small or minute
- ululating — to howl, as a dog or a wolf; hoot, as an owl.
- ululation — to howl, as a dog or a wolf; hoot, as an owl.
- unaidable — not able to be helped or aided
- unaidedly — without assistance
- unaligned — to arrange in a straight line; adjust according to a line.
- unamiable — having or showing pleasant, good-natured personal qualities; affable: an amiable disposition.
- unamiably — having or showing pleasant, good-natured personal qualities; affable: an amiable disposition.
- unapplied — having a practical purpose or use; derived from or involved with actual phenomena (distinguished from theoretical, opposed to pure): applied mathematics; applied science.
- unavailed — to be of use or value to; profit; advantage: All our efforts availed us little in trying to effect a change.
- uncannily — having or seeming to have a supernatural or inexplicable basis; beyond the ordinary or normal; extraordinary: uncanny accuracy; an uncanny knack of foreseeing trouble.
- unclaimed — to demand by or as by virtue of a right; demand as a right or as due: to claim an estate by inheritance.
- unclarity — clearness or lucidity as to perception or understanding; freedom from indistinctness or ambiguity.
- uncordial — unfriendly
- uncynical — not cynical
- undecimal — related to the number 11
- underlaid — placed or laid underneath, as a foundation or substratum.
- underlain — to lie under or beneath; be situated under.
- undilated — to make wider or larger; cause to expand.
- unethical — lacking moral principles; unwilling to adhere to proper rules of conduct.
- unfailing — not failing; not giving way; not falling short of expectation; completely dependable: an unfailing friend.