| ADVENTUROUS | • adventurous adj. (Of a person) Inclined to adventure; willing to take risks; prone to embark on hazardous enterprises; daring. • adventurous adj. (Of an act or product) Full of risks; risky; liable to be in danger; requiring courage; rash. • ADVENTUROUS adj. disposed to seek adventure. | 
| AUTOGRAVURE | • autogravure n. (Historical) A process of photo-engraving akin to autotype. • AUTOGRAVURE n. a process of photoengraving similar to autotype. | 
| CAVERNULOUS | • cavernulous adj. Full of small cavities. • CAVERNULOUS adj. full of small cavities or holes. | 
| COUVERTURES | • couvertures n. Plural of couverture. | 
| MULTIVOLUME | • multivolume adj. (Of a written work) Having multiple volumes. • multivolume adj. (Computing) Of or relating to more than one volume, or storage area. • MULTIVOLUME adj. comprising more than one volume. | 
| OUTMANEUVER | • outmaneuver v. American form standard spelling of outmanoeuvre. • OUTMANEUVER v. to surpass in maneuvering, also OUTMANOEUVRE. | 
| OUTSAVOURED | • OUTSAVOUR v. to exceed in savouring, also OUTSAVOR. | 
| OVULIFEROUS | • ovuliferous adj. Bearing ovules. • OVULIFEROUS adj. bearing ovules. | 
| SUBVITREOUS | • subvitreous adj. (Mineralogy) Having an almost vitreous lustre. • SUBVITREOUS adj. somewhat vitreous. | 
| SUPERVOLUTE | • supervolute adj. (Botany) Having a plaited and convolute arrangement in the bud, as in the morning glory. • SUPERVOLUTE adj. convolute. | 
| UNCONDUCIVE | • unconducive adj. Not likely to produce or support some desired outcome. • UNCONDUCIVE adj. not conducive. | 
| UNEQUIVOCAL | • unequivocal adj. Unambiguous; without equivocation or ambiguity; singularly clear, unmistakable, or unquestionable. • unequivocal adj. (Possibly dated) Without equal, matchless. • UNEQUIVOCAL adj. leaving no doubt, also UNEQUIVOCABLE. | 
| UNFAVOURITE | • unfavourite v. Alternative form of unfavorite. • UNFAVOURITE adj. not favourite or favoured. | 
| UNFLAVOURED | • unflavoured adj. Alternative spelling of unflavored. • UNFLAVOURED adj. not flavoured, also UNFLAVORED. | 
| UNOBTRUSIVE | • unobtrusive adj. Not obtrusive; not blatant or noticeable; discreet, inconspicuous. • UNOBTRUSIVE adj. not obtrusive, also INOBTRUSIVE. | 
| UNSAVOURIER | • UNSAVOURY adj. not savoury, also UNSAVORY. | 
| UNVERACIOUS | • unveracious adj. Not veracious; untruthful; false. • unveracious adj. Fake, imitation. • UNVERACIOUS adj. not veracious. | 
| VACUOUSNESS | • vacuousness n. The quality of being vacuous. • VACUOUSNESS n. the state of being vacuous. | 
| VENTUROUSLY | • venturously adv. In a venturous manner; daringly; in a fashion displaying boldness, or an enterprising spirit. • VENTUROUS adv. venturesome; adventurous, also VENTROUS. | 
| VERMICULOUS | • vermiculous adj. Containing, or full of, worms; resembling worms; wormy. • VERMICULOUS adj. wormy. |