vitiate
to spoil or weaken the quality or effectiveness of something
Word origin: From Latin vitium, fault or defect.
Vitiate in a sentence
Here are example sentences showing vitiate in a sentence.
A single flawed assumption vitiated the entire argument.
A single undisclosed conflict of interest can vitiate the credibility of an entire peer review.
Using “vitiate” well
To vitiate is to spoil or weaken the quality or effectiveness of something, often a whole through a single flaw. It is the opposite of enhancing or strengthening.
More GRE words starting with V
to waver indecisively between options or opinions
the inability to decide between different courses of action; wavering
total absence of thought, ideas, or substance
empty of meaning, substance, or intelligence
a person who roams from place to place with no fixed home
an unpredictable or capricious change or notion
a person who wanders without a settled home or work
excessively boastful and vain about one's achievements
Questions about “vitiate”
Learn words the way the GRE tests them.
Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.