46 entries under borderline topic. ×
| edge(border, frontier) | |
| end(border, frontier) | |
| environs(border, frontier) | |
| extremity(border, frontier) | |
| frame(situation, location, border, background) | |
| fringe(border, frontier) | |
| frontier | |
| hem(border, frontier) | |
| line(border, frontier) | |
| line of demarcation(expression, idiom, border, frontier) | |
| march(border, frontier) | |
| margin(border, frontier) | |
| mark(border, frontier) | |
| mere(border, frontier) | |
| mete(border, frontier) | |
| outer limit(expression, border, frontier) | |
| outline(noun, border, frontier) | |
| pale(border, frontier) | |
| precinct(border, frontier) | |
| purlieus(border, frontier) |
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| APA | Smart Define. (2015). horizon thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/horizon/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "horizon thesaurus" https://smartdefine.org/horizon/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, horizon thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/horizon/thesaurus/synonyms>. |
| MLA | Smart Define. "horizon thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/horizon/thesaurus/synonyms> |