0
entrance(borderline, frontier)
0
environs(border, borderline, frontier)
0
extent(border, borderline, frontier)
0
extremity(border, borderline, frontier)
0
frame(border, borderline, frontier)
0
fringe(border, borderline, frontier)
0
frontier(noun, border, borderline)
0
hem(border, borderline, frontier)
0
horizon(border, borderline, frontier)
0
limit(border, borderline, frontier)
0
limits(border, borderline, frontier)
0
line(border, borderline, frontier)
0
line of demarcation(expression, idiom, border, borderline, frontier)
0
march(border, borderline, frontier)
0
marchland(borderline, frontier)
0
margin(border, borderline, frontier)
0
mark(border, borderline, frontier)
0
mere(border, borderline, frontier)
0
mete(border, borderline, frontier)
0
midpoint
13 years ago|54 views|share |citing 
APASmart Define. (2013). state line thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/state_line/thesaurus/synonyms
ChicagoSmart Define. 2013. "state line thesaurus" https://smartdefine.org/state_line/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, state line thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/state_line/thesaurus/synonyms>.
MLASmart Define. "state line thesaurus" 18 May 2013. Web. 23 September 2026. <https://smartdefine.org/state_line/thesaurus/synonyms>