(lack-lus-ter) 3 syllables

Definition

adjective. dull or lacking brilliance and vitality.

Example Sentence

I was not pleased with her lackluster performance in the play.

More Example Sentences

Her lackluster attitude affected the group.

Synonyms

dull; uninspired; bland

Antonyms

brilliant; lively; exciting

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lackluster
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Rhymes

  • lackluster