6
visible(adjective, outside, extrinsic)
5
irrelevant(adjective, mysterious, unknown, alien, extraneous)
5
face(noun, adjective, surface, skin, outside)
5
independent(adjective, outside, extrinsic)
5
open(adjective, union, universal, worldwide, versatile)
5
remote(adjective, experience, distant, different, mysterious)
5
unrelated(adjective, mysterious, unknown, alien, extraneous)
4
impertinent(adjective, extraneous)
4
international
4
detached(adjective, mysterious, unknown, objective, alien)
4
extraterrestrial(adjective, outside, extraneous)
4
inappropriate(adjective, extraneous)
4
outermost(adjective, separate, out, outside, foreign)
4
over(adjective, separate, out, apparent, noticeable)
4
seeming(adjective, slight, detail, silly, trivial)
4
shallow(adjective, slight, detail, silly, trivial)
4
skin-deep(adjective, slight, detail, silly, trivial)
4
slight(adjective, detail, trivial, surface, shallow)
3
alfresco(adjective, separate, out, outside, foreign)
3
cortical
11 years ago|13k views|share |citing 
APASmart Define. (2015). external thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/external/thesaurus/synonyms
ChicagoSmart Define. 2015. "external thesaurus" https://smartdefine.org/external/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, external thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/external/thesaurus/synonyms>.
MLASmart Define. "external thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/external/thesaurus/synonyms>