101 entries under advance topic. ×

4
keep on(verb, expression, phrasal verb, maintain)
4
project(verb, maintain, continue, stay)
4
uphold(verb, support, help, keep)
3
abide(verb, maintain, continue, stay)
3
amplify(verb, take, cover, increase)
3
outlast(verb, maintain, continue, stay)
3
outlive(verb, maintain, continue, stay)
3
persist in(verb, expression, maintain, continue)
3
stay(verb, drop, maintain, disregard)
3
widen(verb, take, go, cover)
2
aggrandize(verb, take, cover, increase)
2
augment(verb, take, cover, increase)
2
carry forward(expression, maintain, continue, stay)
2
develop(verb, take, cover, increase)
2
distend(verb, go, cover, increase)
2
forge ahead(expression, maintain, continue, stay)
2
get on with it(expression, idiom, maintain, continue)
2
hang in(expression, maintain, continue, stay)
2
heighten(verb, take, cover, increase)
2
inflate(verb, go, cover, increase)
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APASmart Define. (2016). prolong thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/prolong/thesaurus/synonyms
ChicagoSmart Define. 2016. "prolong thesaurus" https://smartdefine.org/prolong/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, prolong thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/prolong/thesaurus/synonyms>.
MLASmart Define. "prolong thesaurus" 17 February 2016. Web. 25 September 2026. <https://smartdefine.org/prolong/thesaurus/synonyms>