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).