mountainous is a valid English word

Scrabble validity: valid ( international - Sowpods, US - Twl06 )
iScramble validity: valid
QuickWords validity: valid

Meanings

Adjective (COMPARABLE)

Having many mountains; characterized by mountains; of the nature of a mountain; rough (terrain); rocky.
Resembling a mountain, especially in size; huge; towering.
(figurative of a problem or task) Very difficult.

mountainous is a Scrabble valid word

mountainous

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 00 points

mountainous is an iScramble, QuickWords valid word

mountainous

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 00 points

Same letters words (Anagrams)

• none

Same letters plus one

• none

Same letters minus one

• ANTIMONOUS
• MONTAINOUS