9
intestinal(adjective, central, stomach, inward, interiority)
8
abdominal(adjective, stomach, inward, interiority, intestinal)
8
alimentary(adjective, stomach, intestinal, intestine, pertaining to)
8
deep-seated(adjective, private, mental, gut, intuitive)
8
duodenal(adjective, stomach, intestinal, intestine, pertaining to)
8
home(adjective, inside, central, interior, internal)
8
in-house(adjective, inside, central, interior, internal)
8
mental(adjective, mind, rational, emotional, hidden)
8
privy(adjective, intimate, inward)
8
rectal(adjective, stomach, intestinal, intestine, pertaining to)
8
stomachic(adjective, stomach, intestinal, intestine, pertaining to)
8
ventral(adjective, stomach, intestinal, intestine, pertaining to)
7
celiac(adjective, stomach, intestinal, intestine, pertaining to)
7
heart(adjective, intellect, inside, interior, affections)
7
intestine(adjective, inside, interior, internal, within)
7
spiritual(adjective, rational, emotional, intellectual, private)
6
core(adjective, inside, interior, inward)
6
emotional(adjective, natural, rational, private, mental)
6
endogenous(adjective, inside, central, interior, internal)
6
essential(adjective, private, mental, central, physically)
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APASmart Define. (2015). inner thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/inner/thesaurus/synonyms
ChicagoSmart Define. 2015. "inner thesaurus" https://smartdefine.org/inner/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, inner thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/inner/thesaurus/synonyms>.
MLASmart Define. "inner thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/inner/thesaurus/synonyms>