Is “Err” a Scrabble word?
Yes
ERR
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 Err
/ɛə(ɹ)/
verb
1.To make a mistake.
“He erred in his calculations, and made many mistakes.”
2.To sin.
3.To stray.