Synonyms of 'tighten'
He answered by tightening his grip on her shoulder.
He flung his whole weight back, tightening the rope.
Make sure you don't stretch the pastry as you ease it into the corners.
Several thousand supporters strained to catch a glimpse of the new president.
His stomach muscles tensed.
The blood supply to the skin is reduced when muscles stiffen.
I used my thumbnail to tighten the screw.
Her throat had tightened and she couldn't speak.
Martha tightened her lips and shook her head.
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If a part of your body, especially your throat, is constricted or if it constricts, something causes it to become narrower.
Severe migraine can be treated with a drug which constricts the blood vessels.
As we move our bodies, our muscles contract and relax.
Thesaurus for tighten from the Collins English Thesaurus
If you tighten your grip on something, or if your grip tightens , you hold the thing more firmly or securely.