Synonyms|20Antonyms|0|Broader|2Narrower|0Related|24
2
cornerstone(foundation, keystone)
2
keystone(noun, foundation)
1
footstone
1
headstone
1
quoin
0
anchor(noun, foundation, keystone)
0
base(noun, foundation, keystone)
0
basis(noun, foundation, keystone)
0
cornerstones
0
essential(noun, foundation, keystone)
0
foundation(noun, keystone)
0
foundation-stone
0
key element(noun, expression, foundation, keystone)
0
linchpin(noun, foundation, keystone)
0
main ingredient(noun, expression, foundation, keystone)
0
mainspring(noun, foundation, keystone)
0
mainstay(noun, foundation, keystone)
0
pillar(noun, foundation, keystone)
0
sills
0
vital element(noun, expression, foundation, keystone)
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APASmart Define. (2015). foundation stone thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/foundation_stone/thesaurus/synonyms
ChicagoSmart Define. 2015. "foundation stone thesaurus" https://smartdefine.org/foundation_stone/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, foundation stone thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/foundation_stone/thesaurus/synonyms>.
MLASmart Define. "foundation stone thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/foundation_stone/thesaurus/synonyms>