GRE TOEFL boon Definition A blessing or benefit to someone. 日本語 誰かの幸福や利益 Example "The new park was a boon for families in the neighborhood." Sign in to save GRE PDF — $25 TOEFL PDF — $25 ← boom boorish → Study tips featuring "boon" Write GRE Words Into Your Own Sentences TOEFL Academic Vocabulary: Study by Topic Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant