143 entries under extend topic. ×

12
raise(noun, verb, act, advance, increase)
11
enhance(verb, advance, increase, develop, promote)
11
lengthen(verb, go, set, cover, advance)
11
mount(noun, verb, advance, increase, open)
10
develop(verb, set, cover, advance, increase)
9
boost(noun, verb, act, advance, increase)
9
fatten(verb, increase, open, develop)
9
fill(verb, stop, close, go, charge)
9
flow(noun, verb, move, set, cover)
8
add to(verb, expression, phrasal verb, charge, advance)
8
aggrandize(verb, advance, increase, open, develop)
8
snowball(verb, advance, increase, develop, raise)
8
upsurge(noun, verb, act, advance, increase)
7
build(verb, advance, increase, develop, run)
7
burgeon(verb, advance, increase, open, develop)
7
mushroom(verb, set, cover, increase, open)
7
open(verb, go, set, cover, increase)
6
advance(noun, verb, increase, promote, turn)
6
build up(verb, expression, phrasal verb, advance, increase)
6
escalate(verb, set, cover, advance, increase)
10 years ago|41k views|share |citing 
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>