8
upsurge(noun, verb, act, advance, increase)
7
agreeable(adjective, good, kind, great, pleasant)
7
appealing(great, excellent, superb, super, groovy)
7
breaker(noun, movement, sign, line, rush)
7
build(verb, advance, increase, develop, run)
7
burgeon(verb, advance, increase, open, develop)
7
dapper(adjective, smart, new, elegant, sophisticated)
7
delightful(adjective, good, cool, kind, great)
7
famous(adjective, cool, great, excellent, perfect)
7
immense(adjective, cool, job, master, lovely)
7
inflation(noun, advance, increase, raise, gain)
7
lift(verb, phrasal verb, increase, develop, improve)
7
mushroom(verb, set, cover, increase, open)
7
open(verb, go, set, cover, increase)
7
pleasant(adjective, good, cool, kind, great)
7
pleasing(adjective, good, cool, kind, great)
7
posh(adjective, great, wonderful, brilliant, super)
7
sharp(adjective, smart, new, neat, polished)
7
spectacular(great, excellent, superb, super, groovy)
7
stunning(adjective, cool, great, excellent, superb)
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APASmart Define. (2016). swell thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/swell/thesaurus/synonyms
ChicagoSmart Define. 2016. "swell thesaurus" https://smartdefine.org/swell/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, swell thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/swell/thesaurus/synonyms>.
MLASmart Define. "swell thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/swell/thesaurus/synonyms>