| BOUNTIFULNESS | • bountifulness n. The characteristic of being bountiful. • BOUNTIFUL n. generous in giving. |
| INFUNDIBULATE | • infundibulate adj. Shaped like a funnel; infundibulated or infundibular. • INFUNDIBULATE adj. funnel-shaped, also INFUNDIBULAR. |
| 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. |
| SUPERANNUABLE | • superannuable adj. Relating to a superannuation, or retirement benefit fund. • SUPERANNUABLE adj. that can be superannuated. |
| 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. |
| UNCONQUERABLE | • unconquerable adj. Not conquerable; indomitable. • UNCONQUERABLE adj. incapable of being conquered. |
| UNCONQUERABLY | • unconquerably adv. In an unconquerable manner. • UNCONQUERABLE adv. incapable of being conquered. |
| UNDERBUILDING | • underbuilding n. A substructure; foundation; infrastructure. • UNDERBUILD v. to build under in support; to build too little. |
| UNDERCLUBBING | • underclubbing v. Present participle of underclub. • UNDERCLUB v. in golf, to hit with a club that has too great loft to achieve the required distance. |
| UNNEIGHBOURLY | • unneighbourly adj. Not neighbourly; antisocial. • unneighbourly adv. In a way that is not neighbourly. • UNNEIGHBOURLY adj. not like a neighbour, also UNNEIGHBORLY. |
| 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. |
| UNSUSTAINABLE | • unsustainable adj. Not sustainable. • UNSUSTAINABLE adj. not sustainable. |
| UNTUNABLENESS | • untunableness n. (Now rare) The quality of not being tuneful. • UNTUNABLENESS n. the state of being untunable. |