177 entries under base topic. ×

26
origin(noun, person, body, cause, start)
25
source(noun, support, action, person, cause)
15
basis(noun, support, action, drop, part)
15
cause(noun, support, action, person, cause)
13
beginning(noun, action, cause, start, point)
13
fix(verb, form, move, set, start)
13
plant(verb, form, place, set, fix)
13
stem(noun, drop, part, cause)
12
core(noun, support, action, place, quality)
12
foundation(noun, organization, support, body, cause)
11
motive(noun, cause, reason, idea, object)
10
essence(noun, support, action, place, cause)
10
establish(verb, support, place, set, fix)
10
heart(noun, support, action, place, part)
9
settle(verb, form, set, fix, start)
9
entrench(verb, form, move, place, set)
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)
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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>