46 entries under borderline topic. ×

11
extent(noun, order, area, increase, remove)
10
compass(noun, order, time, area, increase)
7
ambit(noun, territory, order, area, remove)
7
limit(noun, time, area, influence, measure)
6
boundary(noun, area, influence, limit, scope)
3
line(noun, border, length, frontier)
2
circumference(noun, area, influence, line, limit)
2
edge(border, frontier, limits, limitations)
2
side(border, frontier)
1
circumscription(noun, area, line, limit, scope)
1
confines(noun, territory, order, area, run)
1
environs(noun, area, line, limit, scope)
1
horizon(noun, area, remove, influence, line)
1
limits(area, matter, space, border, distance)
1
margin(area, spread, stretch, capacity, extension)
1
outline(border, frontier)
1
perimeter(noun, area, line, limit, scope)
1
periphery(noun, area, line, limit, scope)
1
precinct(noun, area, influence, line, limit)
1
purlieus(noun, area, line, limit, scope)
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APASmart Define. (2015). radius thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/radius/thesaurus/synonyms
ChicagoSmart Define. 2015. "radius thesaurus" https://smartdefine.org/radius/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, radius thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/radius/thesaurus/synonyms>.
MLASmart Define. "radius thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/radius/thesaurus/synonyms>