Synonyms of tighten

Verb

1. tighten, fasten, change, alter, modify

usage: make tight or tighter; "Tighten the wire"

2. tighten, change

usage: become tight or tighter; "The rope tightened"

3. stiffen, tighten, tighten up, constrain, restrict, restrain, trammel, limit, bound, confine, throttle

usage: restrict; "Tighten the rules"; "stiffen the regulations"

4. reduce, tighten, restrict, restrain, trammel, limit, bound, confine, throttle

usage: narrow or limit; "reduce the influx of foreigners"

Definition and meaning of tighten (Dictionary)