48 entries under frontier topic. ×

1
extent(noun, area, line, limit, scope)
1
frame(noun, border, borderline)
1
margin(noun, line, limit, edge, border)
1
radius(noun, area, line, limit, scope)
1
rim(noun, line, limit, edge, border)
0
abuttals(border, borderline)
0
barrier(border, borderline)
0
beginning(border, borderline)
0
borderline
0
brink(border, borderline)
0
extremity(border, borderline)
0
hem(border, borderline)
0
horizon(border, borderline)
0
line(border, borderline)
0
line of demarcation(expression, idiom, border, borderline)
0
march(border, borderline)
0
mark(border, borderline)
0
mere(border, borderline)
0
mete(border, borderline)
0
outer limit(expression, border, borderline)
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APASmart Define. (2015). environs thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/environs/thesaurus/synonyms
ChicagoSmart Define. 2015. "environs thesaurus" https://smartdefine.org/environs/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, environs thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/environs/thesaurus/synonyms>.
MLASmart Define. "environs thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/environs/thesaurus/synonyms>