V vacillate To be uncertain what to do, or to change often between two opinions Her mood vacillated between hope and despair. vacuous Not expressing or showing intelligent thought or purpose a vacuous remark/question/expression/smile vagary To give up a position as king, or to fail to take responsibility for something: The administration has abdicated its leadership on this critical issue. vagrant A person who is poor and does not have a home or job The town has shelters and food handouts for vagrants. vapid Showing no intelligence or imagination He's attractive, but vapid. veracity the quality of being true, honest, or accurate Doubts were cast on the veracity of her alibi. vertigo A feeling of spinning around and being unable to balance, often caused by looking down from a height vex To cause difficulty to someone, or to cause someone to feel angry, annoyed, or upset vigil An act of staying awake, especially at night, in order to be with a person who is very ill or dying, or to make a protest, or to pray: vigilant Always being careful to notice things, especially possible danger Following the bomb scare at the airport, the staff have been warned to be extra vigilant. vilify to say or write unpleasant things about someone or something, in order to cause other people to have a bad opinion of that person or thing: virile (of a man) full of strength, power, and energy in a way that is considered sexually attractive virulent A virulent disease or poison is dangerous and spreads or affects people very quickly vista A view, especially a beautiful view from a high position vociferous Repeatedly and loudly expressing your opinions and complaints, or (of demands, complaints, etc.) expressed in this way voluble Speaking a lot, with confidence and enthusiasm She was a voluble, smart, funny interviewee. voracious Very eager for something, especially a lot of food He has a voracious appetite (= he eats a lot).