37 entries under frontier topic. ×

2
purlieus(noun, area, line, limit, scope)
1
barrier(border, borderline)
1
extent(noun, area, line, limit, scope)
1
horizon(ring, border, loop, borderline)
1
precinct(noun, area, line, limit, scope)
1
radius(noun, area, line, limit, scope)
1
termination(noun, border, borderline)
0
abuttals(border, borderline)
0
beginning(border, borderline)
0
line of demarcation(expression, idiom, border, borderline)
0
mark(border, borderline)
0
mere(border, borderline)
0
mete(border, borderline)
0
outer limit(expression, border, borderline)
0
state line(expression, border, borderline)
0
terminal(border, borderline)
0
terminus(edge, border, borderline, lip)
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APASmart Define. (2015). periphery thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/periphery/thesaurus/synonyms
ChicagoSmart Define. 2015. "periphery thesaurus" https://smartdefine.org/periphery/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, periphery thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/periphery/thesaurus/synonyms>.
MLASmart Define. "periphery thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/periphery/thesaurus/synonyms>