Words similar to frontier

Example sentences for: frontier

How can you use “frontier” in a sentence? Here are some example sentences to help you improve your vocabulary:

He returned to Babylon, leaving a few governors on the frontier.
El País of Spain described the apparent foray as "the most serious incident since a short frontier conflict between the two countries cost the lives of dozens of soldiers in 1995."
When a modality resides on the frontier of medical practice and there are no hard data available, it seems logical to look for convincing data other than those which are necessarily outcome related as justification.
His successor, Dom Dinis (1279–1325), consolidated Portugal’s borders by constructing castles along the frontier with Castile.
On the northwestern Alpine frontier, a new state had appeared on the scene, destined to lead the movement to a united Italy.