125 entries under fortify topic. ×

3
thicken(verb, close, set, fix, advance)
2
amalgamate(verb, close, set, charge, fix)
2
amass(verb, increase, develop, reduce, secure)
2
assure(encourage, inspire, reinforce, uplift)
2
band(verb, hold, meet, develop, secure)
2
buck up(verb, expression, support, help, encourage)
2
compact(verb, close, set, fix, develop)
2
connect(verb, hold, meet, develop, secure)
2
hitch(verb, hold, develop, secure, join)
2
justify(verb, confirm, powerful, story)
2
make firm(verb, expression, hold, secure, join)
2
mobilize(verb, get, charge, fix, increase)
2
prime(verb, form, make, place, charge)
2
provide(verb, form, make, place, charge)
2
solidify(verb, close, set, fix, meet)
2
supply(verb, form, make, place, charge)
2
tack on(verb, expression, hold, advance, increase)
2
unify(verb, meet, develop, reduce, secure)
1
accouter(verb, charge, prepare, provide, pack)
1
add fuel to fire(verb, expression, idiom, support, increase)
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APASmart Define. (2016). strengthen thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/strengthen/thesaurus/synonyms
ChicagoSmart Define. 2016. "strengthen thesaurus" https://smartdefine.org/strengthen/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, strengthen thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/strengthen/thesaurus/synonyms>.
MLASmart Define. "strengthen thesaurus" 3 March 2016. Web. 30 September 2026. <https://smartdefine.org/strengthen/thesaurus/synonyms>