Synonyms for constrain

Verb

1. restrain, encumber, cumber, constrain, restrict, restrain, trammel, limit, bound, confine, throttle

usage: hold back

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

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