5
raise(noun, verb, support, break, advance)
4
amplify(verb, advance, increase, raise, rise)
4
concentrate(verb, increase, raise, severe, boost)
4
deepen(verb, advance, increase, raise, rise)
4
fortify(verb, support, strong, increase, secure)
4
forward(advance, timing, stimulate, rush, race)
4
heat up(verb, expression, increase, raise, severe)
4
heighten(verb, support, advance, increase, raise)
4
redouble(verb, advance, increase, raise, rise)
4
sharpen(verb, advance, increase, raise, rise)
4
step forward(verb, expression, agree, offer, undertake)
4
swell(verb, advance, increase, raise, rise)
4
whet(verb, increase, raise, severe, boost)
3
aggrandize(verb, advance, increase, develop, raise)
3
beef up(verb, expression, support, increase, develop)
3
come to the fore
3
double(verb, advance, increase, raise, rise)
3
jazz up(verb, expression, support, develop, continue)
3
lift(verb, support, break, advance, increase)
3
man up
10 years ago|5.5k views|share |citing 
APASmart Define. (2016). step up thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/step_up/thesaurus/synonyms
ChicagoSmart Define. 2016. "step up thesaurus" https://smartdefine.org/step_up/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, step up thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/step_up/thesaurus/synonyms>.
MLASmart Define. "step up thesaurus" 25 February 2016. Web. 20 September 2026. <https://smartdefine.org/step_up/thesaurus/synonyms>