Synonyms of mountainous

Adjective

1. cragged, craggy, hilly, mountainous, rough (vs. smooth), unsmooth

usage: having hills and crags; "hilly terrain"

2. mountainous, large (vs. small), big (vs. little)

usage: like a mountain in size and impressiveness; "mountainous waves"; "a mountainous dark man"

3. mountainous, upland (vs. lowland), highland(prenominal)

usage: containing many mountains

Definition and meaning of mountainous (Dictionary)