17
contract(verb, move, close, diminish, restrict)
15
fasten(verb, hold, fix, secure, settle)
14
stiffen(verb, stretch, tense, brace, hunch)
12
secure(verb, close, fix, position, join)
11
tense(verb, constrict)
11
close(verb, hold, fix, secure, settle)
11
tauten(verb, go, cover, open, run)
9
tie(verb, hold, close, fix, secure)
9
compress(verb, decline, reduce, diminish, decrease)
9
narrow(verb, adjective, close, decline, reduce)
8
fix(verb, hold, close, change, set)
8
squeeze(verb, close, restrain, restrict, gather)
8
strain(verb, go, cover, open, run)
8
stretch(verb, move, cover, damage, extend)
7
constrain
7
constrict(verb, close, decline, reduce, damage)
7
lock(verb, hold, secure, settle, join)
7
pinch(verb, restrain, contract, narrow, inhibit)
7
reduce(verb, close, decline, diminish, decrease)
6
bind(verb, hold, close, fix, secure)
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APASmart Define. (2015). tighten thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/tighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "tighten thesaurus" https://smartdefine.org/tighten/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, tighten thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/tighten/thesaurus/synonyms>.
MLASmart Define. "tighten thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/tighten/thesaurus/synonyms>