The crossword solution for the term GIVE 100%, SAY is 'TRY. This three letter word is often used to express an effort to do something, usually with the intention of succeeding. It is often used in the phrase 'give it a TRY' which means to attempt something with the expectation of success. The phrase 'give 100%, say TRY' is a reminder to put forth one's best effort and to not be discouraged by failure.