Is “Velarize” a Scrabble word?
Yes
VELARIZE
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 Velarize
/ˈviːləɹaɪz/
verb
1.To raise the back of the tongue toward the velum while articulating another consonant, such as the l of English pool.
2.To replace a (usually more front) consonant with a velar.
“In several dialects of Central German, the cluster -nd- has been velarized to -ng-.”