Answer: gleem

AnswerCrossword Clue
GLEEMCrest competitor
GLEEM"Teeth aren't white until they ..." (old slogan)
GLEEM'70s toothpaste with "green sparkles"
GLEEMOld Colgate competitor
GLEEMColgate competitor
GLEEMUltra Brite alternative
GLEEMColgate rival
GLEEMCrest rival
GLEEMAquafresh alternative
GLEEMColgate alternative
GLEEMToothpaste with "green sparkles"
GLEEMCrest alternative
GLEEMToothpaste brand once advertised as having the secret ingredient GL-70
GLEEMRival of Rembrandt
GLEEMAim rival