mountainer means A person who lives in a mountainous area.
Etymology
From mountain + -er.
noun
- A person who lives in a mountainous area.“[…] in the Countrey of Attica there were as many factions as there were diuerse sorts of the territorie: for the Mountainers were Democraticall; those of the champion countrey, Oligarchical; and they that dwelt neer the sea, desired a middle kind of gouernement […]”