37 entries under basic topic. ×

11
fundamental(noun, adjective, support, action, part)
8
basis(noun, law, action, start, top)
8
element(noun, drop, part, condition, material)
7
essential(noun, adjective, support, action, drop)
7
foundation(noun, law, base, beginning, source)
6
principle(noun, law, support, action, drop)
5
ABCs(noun, law, condition, foundation, essence)
4
necessity(noun, condition, essential, essence)
4
part and parcel(noun, expression, idiom, drop, part)
3
component(noun, law, drop, material, element)
3
cornerstone(noun, law, base, foundation)
2
constituent(noun, law, drop, material, element)
2
factor(noun, law, drop, material, element)
2
prerequisite(noun, adjective, condition, essence)
2
requisite(noun, adjective, condition, essence)
2
rock bottom(expression, law, foundation, stipulation)
1
axiom(noun, law, support, action, base)
1
bottom line(noun, expression, law, condition, foundation)
1
brass tacks(noun, expression, law, condition, foundation)
1
fire and ice(noun, expression, idiom, condition, essence)
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APASmart Define. (2015). rudiment thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rudiment/thesaurus/synonyms
ChicagoSmart Define. 2015. "rudiment thesaurus" https://smartdefine.org/rudiment/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, rudiment thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rudiment/thesaurus/synonyms>.
MLASmart Define. "rudiment thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/rudiment/thesaurus/synonyms>