259 entries under noun topic. ×

45
core(support, action, place, quality)
34
heart(support, action, place, part)
30
focus(center, centre, place, quick)
23
pith(place, quality, body, cause)
22
essence(support, action, place, cause)
19
hub(support, place, point, emotion)
18
kernel(place, quality, body, start)
16
nub(quality, body, cause, start)
15
gist(place, body, substance, idea)
13
meat(quality, body, character, spirit)
13
marrow(place, quality, cause, start)
12
pivot(support, place, body, point)
12
centre
11
crux(support, action, quality, body)
11
middle(place, body, substance, emotion)
11
center(support, action, place, body)
10
germ(quality, cause, start, character)
10
substance(quality, body, cause, start)
8
midst(core, center, middle, target)
8
nave(center, middle, target, centrality)
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APASmart Define. (2015). nucleus thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/nucleus/thesaurus/synonyms
ChicagoSmart Define. 2015. "nucleus thesaurus" https://smartdefine.org/nucleus/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, nucleus thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/nucleus/thesaurus/synonyms>.
MLASmart Define. "nucleus thesaurus" 24 December 2015. Web. 27 September 2026. <https://smartdefine.org/nucleus/thesaurus/synonyms>