41
strengthen(verb, form, support, make, close)
28
brace(noun, verb, form, support, make)
23
reinforce(verb, support, close, help, set)
18
invigorate(verb, support, increase, encourage, raise)
18
energize(verb, support, increase, encourage, raise)
17
support(verb, help, fix, advance, strong)
16
buttress(verb, support, close, set, fix)
14
encourage(verb, help, keep, maintain, raise)
14
gird(verb, form, support, make, close)
13
steel(verb, form, support, make, close)
13
confirm(verb, support, strong, increase, encourage)
13
harden(verb, support, close, set, strong)
12
arm(verb, power, stimulate, excite, boost)
12
enliven(verb, encourage, raise, stimulate, excite)
12
entrench(verb, support, hold, strong, maintain)
12
hearten(verb, encourage, excite, prepare, boost)
12
lace(verb, fasten, enrich, intertwine)
12
secure(verb, support, hold, strong, develop)
10
bolster(verb, support, fix, increase, develop)
10
prop(noun, verb, support, fix, strong)
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APASmart Define. (2015). Fortify thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fortify/thesaurus/synonyms
ChicagoSmart Define. 2015. "Fortify thesaurus" https://smartdefine.org/fortify/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, Fortify thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fortify/thesaurus/synonyms>.
MLASmart Define. "Fortify thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/fortify/thesaurus/synonyms>