38 entries under essential topic. ×

1
life(noun, quality, character, spirit, significance)
1
lifeblood(noun, quality, character, spirit, significance)
1
marrow(noun, quality, character, spirit, significance)
1
meaning(noun, quality, character, spirit, significance)
1
nub(noun, quality, character, spirit, significance)
1
nucleus(noun, quality, character, spirit, significance)
1
pith(noun, quality, character, spirit, significance)
1
property(noun, quality, character, spirit, significance)
1
quiddity(noun, quality, character, spirit, significance)
1
quintessence(noun, quality, character, spirit, substance)
1
significance(noun, quality, character, spirit, heart)
1
soul(noun, quality, character, spirit, substance)
1
spirit(noun, quality, character, significance, heart)
1
substance(noun, quality, character, spirit, significance)
1
timber(noun, quality, character, spirit, significance)
1
vein(noun, quality, character, spirit, significance)
1
virtuality(noun, quality, character, spirit, significance)
0
sine qua non(noun, expression, idiom, heart)
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APASmart Define. (2015). fundamentals thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fundamentals/thesaurus/synonyms
ChicagoSmart Define. 2015. "fundamentals thesaurus" https://smartdefine.org/fundamentals/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, fundamentals thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fundamentals/thesaurus/synonyms>.
MLASmart Define. "fundamentals thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/fundamentals/thesaurus/synonyms>