81 entries under strengthen topic. ×

4
brighten(verb, increase, severe, shine)
4
collect(verb, get, meet, increase, reduce)
4
darken(verb, increase, severe, exaggerate)
4
forgather(verb, get, increase, reduce, promote)
4
point(verb, increase, severe, exaggerate)
3
add(verb, support, increase, establish, extend)
3
brace(noun, verb, support, increase, establish)
3
extend(verb, support, advance, increase, develop)
3
improve(verb, advance, increase, develop, promote)
3
lighten(verb, increase, severe, exaggerate)
3
spike(verb, increase, severe, informal)
3
up(verb, get, increase, promote, boost)
2
assemble(verb, get, increase, reduce, promote)
2
center(verb, meet, reduce, settle, establish)
2
congregate(verb, get, increase, reduce, promote)
2
inflate(verb, get, advance, increase, develop)
2
intensate(verb, advance, increase, develop, disturb)
2
muster(verb, get, increase, reduce, promote)
2
pad(verb, advance, increase, develop, raise)
2
pyramid(verb, get, increase, develop, improve)
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APASmart Define. (2015). intensify thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/intensify/thesaurus/synonyms
ChicagoSmart Define. 2015. "intensify thesaurus" https://smartdefine.org/intensify/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, intensify thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/intensify/thesaurus/synonyms>.
MLASmart Define. "intensify thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/intensify/thesaurus/synonyms>