chalkless is a valid English word

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

Meanings

Adjective (NOT COMPARABLE)

Without chalk.
• Modern technology has given us the chalkless classroom.

chalkless is not a Scrabble valid word

c3h4a1l1k5l1e1s1s1

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

chalkless is not an iScramble, QuickWords valid word

c1h2a3l4k5l6e7s8s9

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

Same letters words (Anagrams)

• SHELLACKS

Same letters plus one

• BACKSHELLS
• HECKSTALLS
• SHELLBACKS

Same letters minus one

• HALLECKS
• LACKLESS
• SHACKLES
• SHELLACK
• SHELLACS