29
increase(noun, verb, support, get, advance)
28
strengthen(verb, get, advance, increase, develop)
26
heighten(verb, support, get, advance, increase)
23
deepen(verb, advance, increase, disturb, encourage)
19
aggravate(verb, get, advance, increase, develop)
18
augment(verb, get, advance, increase, develop)
18
escalate(verb, get, advance, increase, develop)
18
magnify(verb, get, advance, increase, develop)
16
exacerbate(verb, increase, disturb, severe, provoke)
15
enhance(verb, support, get, advance, increase)
13
concentrate(verb, meet, increase, severe, think)
13
redouble(verb, advance, increase, develop, disturb)
13
reinforce(verb, support, get, advance, increase)
12
rise(verb, support, advance, increase, develop)
11
amplify(verb, get, advance, increase, develop)
11
build up(verb, expression, phrasal verb, support, get)
11
compound(verb, increase, develop, extend, difficult)
11
enlarge(verb, support, get, advance, increase)
11
multiply(verb, support, advance, increase, develop)
11
step up(verb, expression, phrasal verb, support, advance)
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APASmart Define. (2015). intensify thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/intensify/thesaurus/synonyms
ChicagoSmart Define. 2015. "intensify thesaurus" https://smartdefine.org/intensify/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, intensify thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/intensify/thesaurus/synonyms>.
MLASmart Define. "intensify thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/intensify/thesaurus/synonyms>