| BEAUTIFULLEST | • beautifullest adj. Alternative spelling of beautifulest. • BEAUTIFUL adj. fair to look at. |
| FLORICULTURAL | • floricultural adj. Of or pertaining to floriculture. • FLORICULTURAL adj. relating to floriculture. |
| FLUCTUATIONAL | • fluctuational adj. Of, pertaining to, or resulting from fluctuation(s). • FLUCTUATIONAL adj. showing fluctuation. |
| FLUOROURACILS | • fluorouracils n. Plural of fluorouracil. • FLUOROURACIL n. a fluorine-containing pyrimidine base used as a neoplastic agent to treat some kinds of cancer. |
| FUTUROLOGICAL | • futurological adj. Pertaining to futurology. • FUTUROLOGICAL adj. relating to futurology. |
| QUATREFEUILLE | • quatrefeuille n. (Archaic) A quatrefoil. • QUATREFEUILLE n. a four-petalled flower or leaf of four leaflets; an openwork design or ornament divided by cusps into four lobes, also QUATREFOIL. |
| SULFONYLUREAS | • sulfonylureas n. Plural of sulfonylurea. • SULFONYLUREA n. any of several hypoglycemic compounds related to the sulfonamides and used in the oral treatment of diabetes. |
| ULTRAPOWERFUL | • ultrapowerful adj. (Rare) Extremely or exceedingly powerful; having, or capable of exerting great power, potency, or influence. • ULTRAPOWERFUL adj. very very powerful. |
| UNBEAUTIFULLY | • unbeautifully adv. In a manner that is unbeautiful (ugly or inelegant). • UNBEAUTIFUL adv. not beautiful. |
| UNFULFILLABLE | • unfulfillable adj. Not fulfillable. • UNFULFILLABLE adj. not capable of being fulfilled. |
| UNHEALTHFULLY | • unhealthfully adv. In an unhealthful manner. • UNHEALTHFUL adv. not healthful. |
| UNINFLUENTIAL | • uninfluential adj. Not influential; lacking influence. • UNINFLUENTIAL adj. not influential. |
| UNQUALIFIABLE | • unqualifiable adj. Not qualifiable. • UNQUALIFIABLE adj. not qualifiable. |
| UNQUALIFIEDLY | • unqualifiedly adv. In an unqualified manner. • UNQUALIFIED adv. UNQUALIFY, to disqualify; to unfit. |