IPA: /ˈmaʊntəni/
KK: /ˈmaʊntəni/
Having many mountains or being full of mountains.
The region is known for its mountainy terrain, making it a popular spot for hikers.
Comparative: more mountainy
Superlative: most mountainy
Mountainy → It is formed from "mountain" (from Old French *montaine*, meaning a large natural elevation of the earth's surface) and "-y" (a suffix used to form adjectives indicating a characteristic). The word "mountainy" describes a landscape characterized by mountains.
Think of a landscape that is full of 'mountains' — the '-y' at the end indicates that it has the quality of being mountainous.