9
germ(noun, quality, cause, character, spirit)
9
implant(verb, form, set, fix, start)
9
lodge(verb, form, move, place, set)
9
place(noun, verb, form, set, start)
9
seat(noun, support, place, cause, reason)
8
footing(noun, organization, support, action, cause)
8
antecedent(noun, support, action, cause, reason)
8
bottom(noun, verb, adjective, support, quality)
8
cheer(verb, support, honor, praise, encourage)
8
etymon(noun, cause, word)
8
ingrain(verb, move, place, set, fix)
8
marrow(noun, place, quality, cause, character)
8
quick(noun, place, body, cause, start)
8
radical(noun, adjective, original, basic, fundamental)
8
radix(noun, cause, base, source, core)
8
theme
8
tuber(noun, nature, cause, base, source)
7
ancestor(noun, person, cause, source, derivation)
7
ascendent
7
derivation(noun, cause, start, point, base)
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APASmart Define. (2016). root thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/root/thesaurus/synonyms
ChicagoSmart Define. 2016. "root thesaurus" https://smartdefine.org/root/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, root thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/root/thesaurus/synonyms>.
MLASmart Define. "root thesaurus" 2 March 2016. Web. 20 September 2026. <https://smartdefine.org/root/thesaurus/synonyms>