Is “Backchat” a Scrabble word?
Yes
BACKCHAT
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Backchat
/ˈbæk.tʃæt/
noun
1.Cheeky or impertinent responses, especially to criticism.
Synonyms: backtalk
verb
1.To respond in a disputative, often sarcastic manner.
“Peter was sent to detention for backchatting the teacher.”
Synonyms: mouth off, sass