| FUNAMBULATING | • funambulating v. Present participle of funambulate. • FUNAMBULATE v. to walk the tightrope. |
| FUNAMBULATION | • funambulation n. The act of walking on ropes; tightrope walking. • FUNAMBULATION n. tightrope-walking. |
| INCUNABULISTS | • incunabulists n. Plural of incunabulist. • INCUNABULIST n. a student of incunabula. |
| INFUNDIBULATE | • infundibulate adj. Shaped like a funnel; infundibulated or infundibular. • INFUNDIBULATE adj. funnel-shaped, also INFUNDIBULAR. |
| ROUNDABOUTING | • roundabouting v. Present participle of roundabout. • ROUNDABOUT v. to go round and round. |
| SUBLIEUTENANT | • sublieutenant n. Alternative form of sub-lieutenant. • sub-lieutenant n. (Military, navy) A commissioned officer of the navy whose rank is immediately below that of a lieutenant. • SUBLIEUTENANT n. a commissioned officer in the British navy ranking immediately below lieutenant. |
| SUPERABUNDANT | • superabundant adj. Extremely or exceedingly abundant. • superabundant adj. (Number theory) Being or relating to a superabundant number. • SUPERABUNDANT adj. more than ample. |
| TINTINNABULUM | • tintinnabulum n. A small clinking bell, particularly (historical) a small bell used to call monks to certain tasks. • tintinnabulum n. A set of bells or metal plates used as a musical instrument or as a toy. • TINTINNABULUM n. a usually high-pitched bell; a bell-rattle. |
| UNACCOUNTABLE | • unaccountable adj. Inexplicable; unable to account for, or explain. • unaccountable adj. Not responsible; free from accountability or control. • UNACCOUNTABLE adj. not to be accounted for. |
| UNACCOUNTABLY | • unaccountably adv. Not able to be explained logically. Without being accountable, or reasonable. • UNACCOUNTABLE adv. not to be accounted for. |
| UNPUTDOWNABLE | • unputdownable adj. Of a person, etc.: difficult or impossible to put down (in various senses). • unputdownable adj. (Specifically) Of a book or other written work: so captivating or engrossing that one cannot bear to stop reading it. • un-put-downable adj. Alternative form of unputdownable. |
| UNRETURNABLES | Sorry, definition not available. |
| UNSTAUNCHABLE | • unstaunchable adj. Incapable of being staunched, unstoppable. • UNSTAUNCHABLE adj. not staunchable. |
| UNSUBSTANTIAL | • unsubstantial adj. (Archaic) Insubstantial. • UNSUBSTANTIAL adj. not substantial. |
| UNSUSTAINABLE | • unsustainable adj. Not sustainable. • UNSUSTAINABLE adj. not sustainable. |
| UNSUSTAINABLY | • unsustainably adv. In an unsustainable manner. • UNSUSTAINABLE adv. not sustainable. |
| UNTUNABLENESS | • untunableness n. (Now rare) The quality of not being tuneful. • UNTUNABLENESS n. the state of being untunable. |