2
abutting
2
accompanying
2
agreeing
2
close(adjective, order, time, equal, parallel)
2
coefficient(adjective, subject, joint, contemporary, collateral)
2
coexisting
2
coinciding
2
collateral(adjective, subject, joint, contemporary, attendant)
2
commensurate(adjective, like, level, equal, even)
2
connecting(adjective, touching, joined, adjacent, reaching)
2
contemporary
2
even(adjective, adverb, equal, uniform, lookalike)
2
immediate
2
isochronal
2
isochronous
2
juxtapositional(adjective, confronting, centrolineal, close-at-hand, contactual)
2
near(adjective, equal, parallel, touching, equivalent)
2
simultaneous
1
accessory(adjective, joint, contemporary, collateral, attendant)
1
adjuvant(adjective, subject, joint, contemporary, collateral)
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APASmart Define. (2015). coterminous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/coterminous/thesaurus/synonyms
ChicagoSmart Define. 2015. "coterminous thesaurus" https://smartdefine.org/coterminous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, coterminous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/coterminous/thesaurus/synonyms>.
MLASmart Define. "coterminous thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/coterminous/thesaurus/synonyms>