4
spread(verb, advance, increase, raise, rise)
4
whet(verb, increase, disturb, encourage, raise)
3
blacken(verb, cover, obscure, protect, dirty)
3
build(verb, advance, increase, raise, gain)
3
burrow(verb, turn, produce, clean, discover)
3
change
3
complicate(verb, rise, worsen, magnify)
3
condense(verb, swell, expand, thicken, congeal)
3
consolidate
3
emphasize(verb, increase, raise, severe, boost)
3
exalt(verb, increase, encourage, raise, severe)
3
heat up(verb, expression, increase, raise, severe)
3
scoop out(verb, expression, phrasal verb, turn, produce)
3
worsen(verb, magnify)
2
accentuate(verb, increase, raise, severe, boost)
2
add(verb, increase, boost, swell, expand)
2
aggrandize(verb, advance, increase, raise, rise)
2
alter
2
beef up(verb, expression, increase, raise, severe)
2
blow up(verb, expression, increase, expand, enhance)
11 years ago|6.8k views|share |citing 
APASmart Define. (2015). deepen thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/deepen/thesaurus/synonyms
ChicagoSmart Define. 2015. "deepen thesaurus" https://smartdefine.org/deepen/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, deepen thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/deepen/thesaurus/synonyms>.
MLASmart Define. "deepen thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/deepen/thesaurus/synonyms>