unmailable is a valid English word

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

Meanings

Adjective (NOT COMPARABLE)

That cannot be mailed, or sent by post.

unmailable is a Scrabble valid word

u1n1m3a1i1l1a1b3l1e1

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is not valid in Scrabble ✘
• 14 points

unmailable is not an iScramble, QuickWords valid word

u1n2m3a4i5l6a7b8l9e10

• The word is not valid in iScramble ✘
• The word is not valid in QuickWords ✘
• 55 points

Same letters words (Anagrams)

• none

Same letters plus one

• MANIPULABLE
• UNCLAIMABLE

Same letters minus one

• ABLUMENAL
• ABLUMINAL
• LAMINABLE
• UNAIMABLE
• UNAMIABLE