Synonyms|175Antonyms|2|Broader|4Narrower|1Related|61

34 entries under frontier topic. ×

9
march(noun, territory, edge, border, borderline)
6
border(noun, territory, edge, borderline)
4
environs(border, borderline, nearness)
4
limit(noun, border, borderline, boundary)
4
purlieus(border, borderline, nearness)
3
fringe(noun, border, borderline)
2
ambit(border, borderline)
2
confines(border, borderline, nearness)
2
outpost(border, borderline)
2
perimeter(border, borderline)
2
periphery(noun, line, edge, border, borderline)
1
barrier(noun, border, borderline)
1
bounds(noun, border, borderline)
1
brink(noun, border, borderline)
1
extent(noun, border, borderline)
1
extremity(noun, border, borderline)
1
hem(noun, border, borderline)
1
terminus(noun, border, borderline)
1
verge(noun, border, borderline)
0
abuttals(border, borderline)
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APASmart Define. (2015). borderland thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/borderland/thesaurus/synonyms
ChicagoSmart Define. 2015. "borderland thesaurus" https://smartdefine.org/borderland/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, borderland thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/borderland/thesaurus/synonyms>.
MLASmart Define. "borderland thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/borderland/thesaurus/synonyms>