1
choose(change, correct, alter, amend, refine)
1
cleave(verb, hold, secure, join, fasten)
1
coagulate(verb, close, restrict, crowd, condense)
1
cohere(verb, hold, secure, join, fasten)
1
compile(change, correct, alter, amend, refine)
1
compose(change, correct, alter, amend, refine)
1
compressing
1
consolidate(verb, close, restrict, crowd, condense)
1
continue
1
correct(change, cut, alter, amend, refine)
1
corrugate(verb, contraction)
1
couple(verb, hold, secure, join, fasten)
1
cover(verb, go, open, run, extend)
1
cram(verb, close, restrict, crowd, condense)
1
crank
1
crank in
1
crease(verb, gather, contract, squeeze, wrinkle)
1
crimp
1
crowd(verb, close, restrict, condense, squeeze)
1
crunch
11 years ago|8k views|share |citing 
APASmart Define. (2015). tighten thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/tighten/thesaurus/synonyms
ChicagoSmart Define. 2015. "tighten thesaurus" https://smartdefine.org/tighten/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, tighten thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/tighten/thesaurus/synonyms>.
MLASmart Define. "tighten thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/tighten/thesaurus/synonyms>