Synonyms|775Antonyms|59|Broader|27Narrower|21Related|268
3
cave(break, collapse, faint)
3
check
3
conceiver
3
constructor(noun, person)
3
crack up(verb, expression, phrasal verb, break, drop)
3
disappoint(verb, upset, fail, frustrate, thwart)
3
droop(verb, break, drop, give, decline)
3
engenderer(noun, paternity)
3
fall down(verb, expression, phrasal verb, break, drop)
3
fizzle(verb, decline, fall, fail, slip)
3
flunk
3
fold(verb, break, drop, give, decline)
3
forebear(noun, precursor, paternity)
3
forebearer(noun, person, predecessor)
3
founding father(noun, expression, idiom)
3
go downhill(verb, expression, decline, fall, fail)
3
inaugurator
3
keel over(verb, expression, upset, break, drop)
3
lose(verb, drop, fall, fail, failure)
3
pioneer(noun, person, precursor)
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APASmart Define. (2015). founder thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/founder/thesaurus/synonyms
ChicagoSmart Define. 2015. "founder thesaurus" https://smartdefine.org/founder/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, founder thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/founder/thesaurus/synonyms>.
MLASmart Define. "founder thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/founder/thesaurus/synonyms>