153 entries under cause topic. ×

1
marrow(idea, base, standard, essence)
1
maternity(noun, point, beginning, foundation)
1
nub(idea, standard, essence, origin)
1
opener(top, opening, creation, origin)
1
ovule(noun, beginning, stone, nut)
1
ovum(noun, beginning, stone, nut)
1
pith(idea, base, standard, essence)
1
quick
1
quintessence(base, ground, origin)
1
spore(noun, beginning, stone, nut)
1
starting place(noun, expression, foundation, basis)
1
stuff(base, ground, origin)
1
substance(support, base, property, capital)
1
substratum(noun, support, action, start)
1
support(noun, action, ability, base)
1
underpinning(noun, support, action, start)
0
beginnings
0
blast off(expression, origin, derivation, birth)
0
early stage(expression, origin, derivation, birth)
0
entrance(origin, derivation, birth, genesis)
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APASmart Define. (2015). source thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/source/thesaurus/synonyms
ChicagoSmart Define. 2015. "source thesaurus" https://smartdefine.org/source/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, source thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/source/thesaurus/synonyms>.
MLASmart Define. "source thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/source/thesaurus/synonyms>