4 letter word starting with un

Words Parts of Speech Meaning/Definition/Similar Words
unau noun The two-toed sloth (Cholopus didactylus), native of South America. It is about two feet long. Its color is a uniform grayish brown, sometimes with a reddish tint.
unbe verb t. To cause not to be; to cause to be another.
unce noun A claw., An ounce; a small portion.
unco adjective Unknown; strange, or foreign; unusual, or surprising; distant in manner; reserved., In a high degree; to a great extent; greatly; very., A strange thing or person.
unci plural of Uncus
unde adjective Waving or wavy; — applied to ordinaries, or division lines.
undo verb t. To reverse, as what has been done; to annul; to bring to naught., To loose; to open; to take to piece; to unfasten; to untie; hence, to unravel; to solve; as, to undo a knot; to undo a puzzling question; to undo a riddle., To bring to poverty; to impoverish; to ruin, as in reputation, morals, hopes, or the like; as, many are undone by unavoidable losses, but more undo themselves by vices and dissipation, or by indolence.
uni- A prefix signifying one, once; as in uniaxial, unicellular.
unio noun Any one of numerous species of fresh-water mussels belonging to Unio and many allied genera.
unit noun A single thing or person., The least whole number; one., A gold coin of the reign of James I., of the value of twenty shillings., Any determinate amount or quantity (as of length, time, heat, value) adopted as a standard of measurement for other amounts or quantities of the same kind., A single thing, as a magnitude or number, regarded as an undivided whole.
unke noun A European aquatic toad (Bombinator igneus). Its back is dark; its belly is marked with crimson. Called also feuerkrote.
unto preposition
unty verb t. To untie.