Synonyms|120Antonyms|1|Broader|2Narrower|0Related|51

13 entries under foundation topic. ×

11
anchor(noun, support, essential, prop)
7
mainstay(noun, support, essential, prop)
5
keystone(noun, idea, essential, essence)
1
basis(noun, idea, standard, essence)
1
cornerstone(noun, idea, element, essence)
1
pillar(noun, support, essential, prop)
0
base(noun, keystone, kingpin, fulcrum)
0
essential(noun, keystone, kingpin, fulcrum)
0
foundation stone(expression, keystone)
0
key element(noun, expression, essential, keystone)
0
main ingredient(noun, expression, essential, keystone)
0
mainspring(noun, idea, essential, essence)
0
vital element(noun, expression, essential, keystone)
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APASmart Define. (2015). linchpin thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/linchpin/thesaurus/synonyms
ChicagoSmart Define. 2015. "linchpin thesaurus" https://smartdefine.org/linchpin/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, linchpin thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/linchpin/thesaurus/synonyms>.
MLASmart Define. "linchpin thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/linchpin/thesaurus/synonyms>