12
inside(adjective, preposition, middle, interior, outside)
9
home
8
interior(adjective, open, inside, central)
6
in mind
5
internal(adjective, relevant)
5
intrinsic
5
inward
5
inherent(adjective, basic, hereditary)
4
domestic
3
inner(adjective, central, physically)
3
innate
3
visceral
2
central
1
congenital
1
essential
1
inborn
1
inbred
1
indigenous
1
inmost
1
innermost
11 years ago|1.7k views|share |citing 
APASmart Define. (2015). external thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/external/thesaurus/antonyms
ChicagoSmart Define. 2015. "external thesaurus" https://smartdefine.org/external/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, external thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/external/thesaurus/antonyms>.
MLASmart Define. "external thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/external/thesaurus/antonyms>