Word parts

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tight + -en

Pronunciation

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Plain form
tighten

Third-person singular
tightens

Past tense
tightened

Past participle
tightened

Present participle
tightening

  1. (transitive & intransitive) If you tighten something, you make it tighter.
    Can you tighten the lid on the jar so it doesn't leak?
    His hands tightened when he heard the terrible news.
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