wasteful is a valid English word

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

Meanings

Adjective (COMPARABLE)

Inclined to waste or squander money or resources.
• Synonym: prodigal, profligate
(obsolete) Uninhabited, desolate.

wasteful is a Scrabble valid word

wasteful

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

wasteful is an iScramble, QuickWords valid word

wasteful

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

Same letters words (Anagrams)

• AWFULEST
• SWEATFUL

Same letters plus one

• AWFULLEST
• WASTERFUL

Same letters minus one

• FLUATES
• SULFATE