Is “Unteach” a Scrabble word?
Yes
UNTEACH
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 Unteach
verb
1.To cause someone to unlearn; to make someone forget something they have been taught.
2.To cause something previously learned to be forgotten.