The term 'Let Have It' can be broken down into six crossword solutions: CHASTISE (8 letters), BLASTED (7 letters), SLUG (4 letters), CLOBBER (7 letters), TAN (3 letters), and Yellat (6 letters). CHASTISE means to criticize severely, while BLASTED is a slang term for something that has been destroyed or ruined. SLUG is a verb meaning to hit someone or something with great force, and CLOBBER is another slang term for beating or hitting someone. TAN is a verb meaning to beat or whip someone as punishment, and Yellat is a slang term for scolding or berating someone. Finally, Layinto is a slang term for attacking someone verbally or physically. All of these words are related to the idea of punishing someone or expressing disapproval in a forceful way.