unusable is a valid English word

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

Meanings

Adjective (COMPARABLE)

Not usable.
• Synonym: nonusable

Noun (COUNTABLE)

Something that is not fit for use.

unusable is a Scrabble valid word

u1n1u1s1a1b3l1e1

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

unusable is an iScramble, QuickWords valid word

u1n2u3s4a5b6l7e8

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

Same letters words (Anagrams)

• none

Same letters plus one

• SUBGENUAL
• SUBLACUNE
• SUBLUNATE
• SUBNEURAL
• UNFUSABLE
• UNUSABLES

Same letters minus one

• BUELNAS
• NABULUS
• NEBULAS
• UNABLES
• UNBALES
• UNBLUES