4
bosom(noun, feeling, energy, spirit, mind)
4
centrum(noun, center, middle, target)
4
epicenter(noun, focus, middle, midpoint)
4
heart and soul(noun, expression, idiom)
4
hotbed(noun, center, middle, target, centrality)
4
lifeblood(noun, quality, character, spirit, significance)
4
marrow squash(noun, expression, idiom)
4
midst(noun, center, middle, target)
4
omphalos(noun, center, middle, target)
4
polestar(noun, place, emotion, quick, heart)
4
quintessential(noun, spirit, heart, soul, essence)
4
seat(noun, place, cause, start, base)
4
sum
4
sum and substance(noun, expression, idiom, force, heart)
4
vegetable marrow(noun, expression, idiom)
3
affection(noun, emotion, mood, temperament, core)
3
amount(noun, effect, meaning, essence, import)
3
centrality(noun, center, middle, target)
3
centriole(noun, center, middle, target)
3
cynosure(noun, center, middle, target)
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APASmart Define. (2015). marrow thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/marrow/thesaurus/synonyms
ChicagoSmart Define. 2015. "marrow thesaurus" https://smartdefine.org/marrow/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, marrow thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/marrow/thesaurus/synonyms>.
MLASmart Define. "marrow thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/marrow/thesaurus/synonyms>