94 entries under borderline topic. ×
| confines(noun, check, curb, limit, restraint) | |
| pale(noun, boundary, frontier) | |
| threshold(noun, beginning, edge, boundary) | |
| ambit(noun, edge, margin, frontier) | |
| door(noun, beginning, boundary, frontier) | |
| entrance(noun, beginning, boundary, frontier) | |
| marchland(noun, territory, edge, boundary) | |
| mete(noun, frontier) | |
| outpost(noun, boundary, frontier, circumjacence) | |
| share(verb, break, top, split, copy) | |
| beginning(noun, boundary, frontier) | |
| borderland(noun, territory, line, edge) | |
| limits(noun, frontier) | |
| termination(noun, check, curb, limit, restraint) | |
| sideline(noun, edge, boundary, margin) | |
| terminus(noun, limit, edge, boundary) | |
| demarcation(noun, split, class, share, branch) | |
| department(noun, break, split, disagreement, class) | |
| dividing line(noun, expression, idiom, break, split) | |
| environs(noun, line, limit, edge, term) |
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| APA | Smart Define. (2016). border thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/border/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "border thesaurus" https://smartdefine.org/border/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, border thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/border/thesaurus/synonyms>. |
| MLA | Smart Define. "border thesaurus" 30 March 2016. Web. 21 September 2026. <https://smartdefine.org/border/thesaurus/synonyms> |