20 entries under adjective topic. ×

5
outside(preposition, separate, external, added)
4
external(separate, out, outside, foreign)
3
outward(separate, out, outside, external)
1
extracurricular
1
extraneous(separate, out, outside, external)
1
extrinsic
1
incidental
0
additional
0
ancillary
0
auxiliary
0
derivative
0
extra
0
indirect
0
inferior
0
junior
0
lower
0
optional
0
secondary
0
subordinate
0
supplementary
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APASmart Define. (2015). extramural thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/extramural/thesaurus/synonyms
ChicagoSmart Define. 2015. "extramural thesaurus" https://smartdefine.org/extramural/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, extramural thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/extramural/thesaurus/synonyms>.
MLASmart Define. "extramural thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/extramural/thesaurus/synonyms>