8
root(noun, cause, base, source, core)
7
stem(noun, cause, quick, source, origin)
5
base(noun, cause, source, origin)
5
origin(noun, cause, source)
5
radical
4
basis(noun, cause, source, origin)
4
radicle(cause, quick, source, root, origin)
3
cornerstone
3
derivation(cause, source, origin)
3
floor
3
foundation(noun, cause, source, origin)
3
fundamental(cause, quick, source, origin, stem)
3
groundwork(noun, cause, quick, source, origin)
3
inception(cause, source, origin)
3
infrastructure(noun, cause, quick, source, origin)
3
rhizome(cause, quick, source, root, origin)
3
rootstock
3
source(cause, origin)
3
starting point(expression, cause, quick, root, origin)
3
tuber(cause, quick, source, origin, stem)
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APASmart Define. (2015). Radix thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/radix/thesaurus/synonyms
ChicagoSmart Define. 2015. "Radix thesaurus" https://smartdefine.org/radix/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, Radix thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/radix/thesaurus/synonyms>.
MLASmart Define. "Radix thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/radix/thesaurus/synonyms>