5
temporize(verb, hold, keep, block, delay)
4
broaden(verb, take, cover, advance, increase)
4
confirm(verb, support, help, keep, maintain)
4
drag on(verb, expression, phrasal verb, extend, sustain)
4
draw(verb, take, go, cover, increase)
4
go
4
go on(verb, expression, phrasal verb, take, cover)
4
hold up(verb, expression, phrasal verb, drop, disregard)
4
improve(verb, boost, swell, enlarge, add)
4
keep on(verb, expression, phrasal verb, advance, maintain)
4
lay over(verb, expression, phrasal verb, hold, keep)
4
lengthen out(verb, phrasal verb, lateness, diuturnity)
4
project(verb, advance, maintain, continue, stay)
4
pull(verb, go, cover, open, run)
4
put off(verb, expression, phrasal verb, hold, drop)
4
spread out(verb, expression, phrasal verb, take, go)
4
stall(verb, hold, take, cover, increase)
4
string out(verb, expression, take, go, cover)
4
support(verb, control, help, keep, maintain)
4
suspend(verb, hold, drop, keep, disregard)
10 years ago|10k views|share |citing 
APASmart Define. (2016). prolong thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/prolong/thesaurus/synonyms
ChicagoSmart Define. 2016. "prolong thesaurus" https://smartdefine.org/prolong/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, prolong thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/prolong/thesaurus/synonyms>.
MLASmart Define. "prolong thesaurus" 17 February 2016. Web. 22 September 2026. <https://smartdefine.org/prolong/thesaurus/synonyms>