ruinous is a valid English word

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

Meanings

Adjective (COMPARABLE)

Causing ruin; destructive, calamitous
Extremely costly; so expensive as to cause financial ruin.
• They were forced to completely replace the roof at ruinous expense.
Characterized by ruin; ruined; dilapidated; as, an edifice, bridge, or wall in a ruinous state.

ruinous is a Scrabble valid word

ruinous

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

ruinous is an iScramble, QuickWords valid word

ruinous

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

Same letters words (Anagrams)

• URINOUS

Same letters plus one

• JUNIOURS
• PRUINOUS
• URANIOUS
• URONIUMS

Same letters minus one

• NOURIS
• UNSOUR