124 entries under extend topic. ×

1
rise(verb, support, increase, establish)
1
sinew(verb, support, increase, establish)
1
stand up(verb, expression, phrasal verb, keep, overcome)
1
step up(verb, expression, support, increase, establish)
1
tone up(verb, expression, support, increase, establish)
1
wax(verb, support, increase, establish)
0
assemble(verb, continue, stay, last)
0
be in effect(verb, continue, stay, last)
0
be in force(verb, continue, stay, last)
0
be the case(verb, continue, stay, last)
0
be valid(verb, continue, stay, last)
0
conduct meeting(verb, expression, continue, stay)
0
convene(verb, continue, stay, last)
0
function(verb, continue, stay, last)
0
have bearing(verb, expression, continue, stay)
0
hold good(verb, expression, continue, stay)
0
hold true(verb, expression, continue, stay)
0
lock(verb, continue, stay, last)
0
officiate(verb, continue, stay, last)
0
preside(verb, continue, stay, last)
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APASmart Define. (2015). sustain thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sustain/thesaurus/synonyms
ChicagoSmart Define. 2015. "sustain thesaurus" https://smartdefine.org/sustain/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, sustain thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sustain/thesaurus/synonyms>.
MLASmart Define. "sustain thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/sustain/thesaurus/synonyms>