Edge
Edge noun - The line or relatively narrow space that marks the outer limit of something.
Usage example: the design along the edge of the plate is badly worn
Frontier is a synonym for edge in border topic. In some cases you can use "Frontier" instead a noun "Edge", when it comes to topics like boundary, perimeter.
Mutual synonyms
How words are described
Both words in one sentence
- They and their family live out on the edge of the relatively safe part of the United States of Columbia, watching as every year more and more people brave the dangerous wildlife to settle the frontier.
Source: Literature / Frontier Magic -
Beyond the edge of space controlled by The Empire, in a region called the Wilderzone, are various tightly-knit Tribes, who live a harsh frontier existence but otherwise free of Imperial authority.
Source: Video Game / Tribes -
The Frontier Fleet has engaged in numerous localized conflicts, which is why its (smaller) ships are actually more cutting edge.
Source: Unnecessarily Large Interior
Cite this Source
Frontier and Edge. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/edge/frontier
Edge & Frontier. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/edge/frontier>.
Frontier or Edge. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/edge/frontier.
Google Ngram Viewer shows how "edge" and "frontier" have occurred on timeline