Synonyms|120Antonyms|1|Broader|2Narrower|0Related|51
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key element(noun, expression, essential, foundation, keystone)
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leader(noun, boss, principal, superstar, kingpin)
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leg
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linchpins
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main contender(noun, expression, boss, leader)
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main ingredient(noun, expression, essential, foundation, keystone)
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main strength
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main support
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mainspring(noun, idea, essential, foundation, essence)
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master(noun, leader)
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mood
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necessity
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numero uno(noun, expression, leader)
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peg
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point
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prickle
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prime candidate(noun, expression, boss, leader)
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principal support
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principle
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prop(noun, support, pillar, backbone, bulwark)
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APASmart Define. (2015). linchpin thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/linchpin/thesaurus/synonyms
ChicagoSmart Define. 2015. "linchpin thesaurus" https://smartdefine.org/linchpin/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, linchpin thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/linchpin/thesaurus/synonyms>.
MLASmart Define. "linchpin thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/linchpin/thesaurus/synonyms>