| BEAUTIFULLY | • beautifully adv. In a beautiful manner. • BEAUTIFUL adv. fair to look at. | 
| FRAUDULENTLY | • fraudulently adv. In a fraudulent manner. • FRAUDULENT adv. characterized by fraud. | 
| FRUCTIFEROUSLY | • FRUCTIFEROUS adv. bearing fruit. | 
| FUSSBUDGETY | • fussbudgety adj. Like a fussbudget; tending to fuss or complain about trivial matters. • FUSSBUDGETY adj. like a fussbudget, a person who fusses about unimportant things. | 
| MULTIFREQUENCY | • multifrequency adj. Of or pertaining to multiple frequencies. • MULTIFREQUENCY adj. having many frequencies. | 
| SUBFEUDATORY | • subfeudatory adj. Alternative form of subinfeudatory. • subfeudatory n. Alternative form of subinfeudatory. • SUBFEUDATORY adj. of or like a subfeu. | 
| SUBINFEUDATORY | • subinfeudatory adj. Of or relating to subinfeudation. • subinfeudatory n. One who holds land by subinfeudation. • SUBINFEUDATORY adj. relating to subinfeudation, the sublease of a portion of a feudal estate by a vassal to a tenant who pays fealty to the vassal. | 
| SUPERFLUIDITY | • superfluidity n. (Physics) The frictionless flow that is characteristic of a fluid with zero viscosity, especially liquid… • SUPERFLUIDITY n. the state of being superfluid. | 
| SUPERFLUITY | • superfluity n. The quality or state of being superfluous; overflowingness. • superfluity n. Something superfluous, as a luxury. • superfluity n. (Rare) Collective noun for a group of nuns. | 
| THEFTUOUSLY | • theftuously adv. By theft; thievishly. • THEFTUOUS adv. thievish. | 
| TUNEFULLY | • tunefully adv. In a tuneful manner. • TUNEFUL adv. melodious. | 
| UNBEAUTIFULLY | • unbeautifully adv. In a manner that is unbeautiful (ugly or inelegant). • UNBEAUTIFUL adv. not beautiful. | 
| UNEVENTFULLY | • uneventfully adv. In an uneventful manner. • UNEVENTFUL adv. marked by no noteworthy or untoward incidents. | 
| UNFORTUNATELY | • unfortunately adv. Happening through bad luck, or because of some unfortunate event. • unfortunately adv. Used (as a parenthetical word) to express disappointment, compassion, sorrow, regret or grief. • UNFORTUNATE adv. not fortunate. | 
| UNFREQUENTLY | • unfrequently adv. (Now dated) Infrequently. • UNFREQUENT adv. not frequent, also INFREQUENT. | 
| UNGRATEFULLY | • ungratefully adv. In an ungrateful manner, done in a way lacking gratitude. • UNGRATEFUL adv. showing no gratitude, also INGRATEFUL. | 
| UNHEALTHFULLY | • unhealthfully adv. In an unhealthful manner. • UNHEALTHFUL adv. not healthful. | 
| UNTUNEFULLY | • untunefully adv. In an untuneful manner. • UNTUNEFUL adv. not tuneful. | 
| YOUTHFULNESS | • youthfulness n. The vitality characteristic of youth. • YOUTHFULNESS n. the state of being youthful. | 
| YOUTHFULNESSES | • youthfulnesses n. Plural of youthfulness. • YOUTHFULNESS n. the state of being youthful. |