7
snowball(verb, advance, increase, develop, raise)
7
spin out(verb, expression, phrasal verb, go, cover)
7
sustain(verb, support, advance, increase, maintain)
6
award(verb, give, present, delay, allow)
6
build up(verb, expression, phrasal verb, support, advance)
6
carry(verb, reach, proceed)
6
deepen(verb, advance, increase, raise, rise)
6
donate(verb, give, present, delay, allow)
6
fill out(verb, expression, phrasal verb, advance, increase)
6
keep up(verb, expression, advance, maintain, continue)
6
last(verb, cover, advance, maintain, continue)
6
let out(verb, expression, phrasal verb, cover, increase)
6
mantle(verb, cover, spread, expand, range)
6
pad(verb, go, cover, advance, increase)
6
poke out(verb, expression, phrasal verb, project, poke)
6
progress(verb, advance, increase, keep, develop)
6
put out(verb, expression, phrasal verb)
6
rise(verb, support, advance, increase, keep)
6
spin(verb, increase, draw, long, prolong)
6
survive(verb, advance, maintain, continue, stay)
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APASmart Define. (2016). extend thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/extend/thesaurus/synonyms
ChicagoSmart Define. 2016. "extend thesaurus" https://smartdefine.org/extend/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, extend thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extend/thesaurus/synonyms>.
MLASmart Define. "extend thesaurus" 17 February 2016. Web. 20 September 2026. <https://smartdefine.org/extend/thesaurus/synonyms>