Unobtrusive, un-ob-trōō′siv, adj. not obtrusive or forward.—adv. Unobtru′sively, in an unobtrusive or modest manner.—n. Unobtru′siveness, state of being unobtrusive: modesty.
Unobvious, un-ob′vi-us, adj. not obvious, evident, or manifest.
Unoccupied, un-ok′ū-pīd, adj. not occupied: not used.
Unode, ū′nōd, n. (geom.) a limiting case of a conical point, in which the tangent cone has become a pair of coincident planes.
Unoffending, un-o-fen′ding, adj. not offending, blameless.—adj. Unoffen′sive, inoffensive.
Unofficial, un-o-fish′al, adj. not official.
Unofficious, un-o-fish′us, adj. not officious.
Unoften, un-of′n, adv. not often.
Unoil, un-oil′, v.t. to free from oil.
Unoperative, un-op′e-rā-tiv, adj. inoperative.