The phrase "native of mountains" implies someone who is born and raised in the mountains. There are various synonyms that can be used to describe such a person. One could say "mountain-nurtured," "mountain-bred," "mountain-born," "mountain-raised," or simply "a child of the mountains." Other options may include "mountain dweller," "mountain inhabitant," "hill person," or "mountaineer." These terms help to convey the individual's connection to and knowledge of mountain culture and lifestyle. No matter which phrase one chooses, each captures the essence of someone who is closely tied to the land and environment of the mountains.