| FUNAMBULATIONS | • funambulations n. Plural of funambulation. • FUNAMBULATION n. tightrope-walking. |
| INNUMERABILITY | • innumerability n. The state of being innumerable. • INNUMERABILITY n. the quality of being innumerable. |
| INSURMOUNTABLE | • insurmountable adj. Incapable of being passed over, surmounted, or overcome; insuperable. • INSURMOUNTABLE adj. incapable of being surmounted. |
| INSURMOUNTABLY | • insurmountably adv. In an insurmountable manner. • insurmountably adv. To an insurmountable extent. • INSURMOUNTABLE adv. incapable of being surmounted. |
| INTRANSMUTABLE | • intransmutable adj. Not capable of being transmuted, or changed into another substance. • INTRANSMUTABLE adj. not capable of being transmuted. |
| NOCTAMBULATION | • noctambulation n. Sleepwalking. • NOCTAMBULATION n. sleepwalking. |
| SOMNAMBULATING | • somnambulating v. Present participle of somnambulate. • SOMNAMBULATE v. to walk when asleep. |
| SOMNAMBULATION | • somnambulation n. (Rare) The phenomenon of sleepwalking. • somnambulation n. (Rare) An instance of sleepwalking. • SOMNAMBULATION n. sleepwalking. |
| UNAMBIVALENTLY | • unambivalently adv. In an unambivalent manner. • UNAMBIVALENT adv. not ambivalent. |
| UNDEMONSTRABLE | • undemonstrable adj. Not demonstrable. • UNDEMONSTRABLE adj. not demonstrable. |
| UNDETERMINABLE | • undeterminable adj. Not possible to determine. • UNDETERMINABLE adj. not determinable. |
| UNDETERMINABLY | Sorry, definition not available. |
| UNFLAMBOYANTLY | • unflamboyantly adv. In an unflamboyant manner. |
| UNMAINTAINABLE | • unmaintainable adj. Not maintainable. • UNMAINTAINABLE adj. not maintainable. |
| UNMENTIONABLES | • unmentionables n. Plural of unmentionable. • unmentionables n. (Plural only) undergarments, underwear, drawers. • unmentionables n. (Plural only) genitals. |
| UNMERCHANTABLE | • unmerchantable adj. Not merchantable; not fit for market; being of a kind, quality, or quantity that is not salable. • UNMERCHANTABLE adj. not merchantable. |
| UNSURMOUNTABLE | • unsurmountable adj. (Archaic, rare) insurmountable. • UNSURMOUNTABLE adj. not surmountable. |
| UNTAMEABLENESS | • untameableness n. Quality of being untameable. • UNTAMEABLENESS n. the state of being untameable, also UNTAMABLENESS. |
| UNTRANSMUTABLE | • untransmutable adj. Not transmutable. • UNTRANSMUTABLE adj. not transmutable. |