Frontier
Frontier noun - A region along the dividing line between two countries.
Usage example: the Apaches were once feared on both sides of the U.S.-Mexico frontier
March is a synonym for frontier in boundary topic. In some cases you can use "March" instead a noun "Frontier", when it comes to topics like edge.
Nearby Word: frontiersman
March
March noun - A region along the dividing line between two countries.
How words are described
Both words in one sentence
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The progressive march of the American colonists into the frontier is what threatens the lifestyle of Connor's Mohawk tribe.
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Frontier Circus: The former union officer who is the target of Cato's obsession in "Coals of Fire" gives this justification for his actions (murdering Cato's master and burning the plantation to the ground during Sherman's March to the Sea) during his Villainous Breakdown.
Source: Just Following Orders
Cite this Source
March and Frontier. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/frontier/march
Frontier & March. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/frontier/march>.
March or Frontier. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/frontier/march.
Google Ngram Viewer shows how "frontier" and "march" have occurred on timeline