10
outside(noun, adjective, preposition, insignificant, middle)
8
minor
6
peripheral(adjective, insignificant, minor, outside, outer)
5
ancillary
5
secondary
4
exterior(noun, adjective, insignificant, interior, outside)
4
liminal
4
marginal(adjective, slight, borderline)
4
unimportant
3
last
3
outer(adjective, exposed, external)
3
support
3
surface(noun, adjective, deep, external)
2
circumferential
2
collateral
2
encircling
2
fringy
2
inconsequential
2
inconsiderable
2
insignificant
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APASmart Define. (2015). central thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/central/thesaurus/antonyms
ChicagoSmart Define. 2015. "central thesaurus" https://smartdefine.org/central/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, central thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/central/thesaurus/antonyms>.
MLASmart Define. "central thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/central/thesaurus/antonyms>