39 entries under border topic. ×
| line of demarcation(expression, idiom, borderline) | |
| ambit(noun, borderline) | |
| extent(noun, borderline) | |
| fringe(limit, edge, borderline, boundary) | |
| outline(mark, edge, channel, borderline) | |
| rim(limit, edge, borderline, boundary) | |
| abuttals | |
| beginning | |
| circumference | |
| environs | |
| frame | |
| hem | |
| horizon | |
| mere | |
| outer limit(expression, borderline) | |
| purlieus | |
| radius | |
| side | |
| state line(noun, expression, borderline) |
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| APA | Smart Define. (2015). frontier thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/frontier/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "frontier thesaurus" https://smartdefine.org/frontier/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, frontier thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/frontier/thesaurus/synonyms>. |
| MLA | Smart Define. "frontier thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/frontier/thesaurus/synonyms> |