The crossword solution for the term GIVE A STAR, SAY is 'RATE'. To RATE something is to give it a score or evaluation based on a set of criteria. This can be done formally, such as in a school setting where students are graded on their performance, or informally, such as when friends RATE a movie they just watched. In this context, GIVE A STAR, SAY would mean to give something a rating or evaluation, usually in the form of stars.