75 entries under strengthen topic. ×

2
cement(verb, develop, secure, join, stick)
2
coadjute(verb, meet, join, unite, link)
2
concatenate(develop, secure, join, unite, combine)
2
hitch on(verb, expression, develop, secure, join)
2
join forces(verb, expression, meet, join, unite)
2
meet(verb, join, unite, combine, link)
2
set(verb, order, develop, secure, join)
2
slap on(verb, expression, develop, secure, join)
2
stabilize(verb, order, develop, secure, join)
2
tack on(verb, expression, develop, secure, join)
2
tag on(verb, expression, develop, secure, join)
2
team up with(expression, idiom, develop, secure, join)
2
throw in together(verb, expression, idiom, develop, secure)
2
tie up with(expression, idiom, develop, secure, join)
1
band together(verb, expression, meet, join, link)
1
close ranks(verb, expression, meet, join, link)
1
compress(verb, reduce, eliminate, mass, pack)
1
concur(verb, meet, join, link, connect)
1
condense(verb, develop, secure, join, unite)
1
contract(verb, reduce, join, catch, eliminate)
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APASmart Define. (2015). unify thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unify/thesaurus/synonyms
ChicagoSmart Define. 2015. "unify thesaurus" https://smartdefine.org/unify/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unify thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unify/thesaurus/synonyms>.
MLASmart Define. "unify thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/unify/thesaurus/synonyms>