96 entries under boost topic. ×

1
progress(verb, advance, increase, develop, raise)
1
prolong(verb, advance, increase, raise, rise)
1
promote(verb, get, advance, increase, develop)
1
protract(verb, advance, increase, raise, rise)
1
pullulate(verb, advance, increase, raise, rise)
1
rally(verb, get, increase, disturb, promote)
1
recruit(verb, get, increase, promote)
1
rendezvous(verb, get, increase, promote)
1
send through the roof(verb, expression, idiom, get, increase)
1
slap on(verb, expression, advance, increase, raise)
1
tack on(verb, expression, advance, increase, raise)
1
teem(verb, advance, increase, raise, rise)
1
thicken(verb, advance, increase, raise, gain)
0
piggyback(verb, increase, develop, extend)
0
sweeten(verb, increase, develop, extend, improve)
0
tag on(verb, expression, increase, develop, extend)
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APASmart Define. (2015). intensify thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/intensify/thesaurus/synonyms
ChicagoSmart Define. 2015. "intensify thesaurus" https://smartdefine.org/intensify/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, intensify thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/intensify/thesaurus/synonyms>.
MLASmart Define. "intensify thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/intensify/thesaurus/synonyms>