| frivolous(adjective, slight, detail, silly, trivial) | |
| irrelevant(adjective, minor, outside) | |
| boundary(noun, adjective, edge) | |
| brim(noun, adjective, edge) | |
| circumferential | |
| edge(noun, adjective, edge) | |
| inessential(adjective, extra, minor, petty, unnecessary) | |
| surrounding | |
| coastal(adjective, edge) | |
| dispensable(adjective, unimportant, extra, petty, unnecessary) | |
| extreme(adjective, edge) | |
| perimetric(adjective, minor, outside) | |
| tangential(adjective, minor, outside) | |
| beside the point(expression, adjective, idiom, minor, outside) | |
| border(noun, adjective, edge) | |
| computer peripheral(noun, expression, idiom) | |
| disinterested(adjective, objective) | |
| distant | |
| fringy | |
| impartial(adjective, objective) |
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Peripheral on
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| APA | Smart Define. (2015). peripheral thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/peripheral/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "peripheral thesaurus" https://smartdefine.org/peripheral/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, peripheral thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/peripheral/thesaurus/synonyms>. |
| MLA | Smart Define. "peripheral thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/peripheral/thesaurus/synonyms> |