Vitiate

hard

VISH-ee-ayt

verb

Definition

To spoil or impair the quality or efficiency of; to corrupt

Examples

Errors vitiated the research findings.
Corruption vitiated the entire process.

Synonyms

impairunderminecorruptdebase

Antonyms

enhancestrengthenfortifyameliorate

Categories

GRE Tip

Vitiate is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "impair" or "undermine" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "enhance".

Related GRE Words

Master vitiate and 800+ GRE words

Learn through stories, practice with real GRE questions, and never forget with spaced repetition.