64 entries under noun topic. ×

1
producer(cause, reason, element, matter)
1
prostitution
1
purpose(reason, element, matter, source)
1
source(cause, reason, matter, agent)
1
spring(reason, element, matter, source)
1
starter
1
stimulation(reason, element, matter, source)
1
vitiation
0
account(reason, element, matter, source)
0
antecedent(reason, element, matter, source)
0
bacterium(mold, yeast, leavening)
0
basis(reason, matter, source, agent)
0
ebullition(mold, yeast, leavening)
0
fermentation agent(expression, mold, yeast, leavening)
0
ground(reason, matter, source, agent)
0
inducement(reason, element, matter, source)
0
leven
0
matter(reason, element, source, agent)
0
motive(reason, element, matter, source)
0
occasion(reason, element, matter, source)
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APASmart Define. (2015). leaven thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/leaven/thesaurus/synonyms
ChicagoSmart Define. 2015. "leaven thesaurus" https://smartdefine.org/leaven/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, leaven thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/leaven/thesaurus/synonyms>.
MLASmart Define. "leaven thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/leaven/thesaurus/synonyms>