adjective. Having many mountains.

adjective. Resembling a mountain in size; huge.

Abounding in mountains: as, the mountainous country of the Swiss.

Large as a mountain; huge; towering.

Inhabiting mountains; barbarous.

adjective. Full of, or containing, mountains.

adjective. Inhabiting mountains.

adjective. Large as, or resembling, a mountain; huge; of great bulk.

adjective. Having many mountains; rough (terrain); rocky.

adjective. Resembling a mountain, especially in size.

adjective. Very difficult.

adjective. like a mountain in size and impressiveness

adjective. having hills and crags

adjective. containing many mountains

"Interestingly. while we all cherish the rains and lake replenishment of summer here at Lake Chapala, in mountainous Chiapas and the adjacent flat coastal plain of Tabasco on the Gulf, the rains, while certainly needed and a blessing, bring flooding in the plains and mudslides in the hills that can be devastating."

big  highland  large  rough  unsmooth  

arid  desolate  eastern  fertile  hilly  

Atlantean  Brobdingnagian  Cyclopean  Gargantuan  Herculean