167 entries under base topic. ×

1
plinth
1
pole(noun, hold, block, back)
1
post(noun, hold, block, back)
1
presumption(noun, concept, understanding, philosophy, plan)
1
proof(noun, cause, reason, measure, idea)
1
rampart(noun, hold, block, back)
1
reinforcement(noun, hold, block, back)
1
resting place(noun, expression, idiom, support)
1
rib(noun, hold, block, back)
1
rod(noun, hold, block, back)
1
sanction(noun, permit, beginning, source)
1
seating(noun, support, rest, balance)
1
security(noun, permit, beginning, sanction)
1
seed(noun, cause, start, beginning)
1
shore(noun, hold, block, back)
1
stake(noun, hold, block, back)
1
stanchion(noun, hold, block, back)
1
theory(noun, concept, philosophy, rule, system)
1
whyfor(noun, cause, reason, call)
0
ABCs(noun, law, substance, basic)
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APASmart Define. (2015). foundation thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/foundation/thesaurus/synonyms
ChicagoSmart Define. 2015. "foundation thesaurus" https://smartdefine.org/foundation/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, foundation thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/foundation/thesaurus/synonyms>.
MLASmart Define. "foundation thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/foundation/thesaurus/synonyms>