The term MORE INANE is composed of two words, 'MORE' and 'INANE, ' which can be defined as 'having or showing a lack of intelligence or thought.' The crossword solutions for this term are STUPIDER (8 letters), DOPIER (6 letters), and SILLIER (7 letters). STUPIDER means 'even MORE stupid, ' DOPIER means 'even dumber, ' and SILLIER means 'even SILLIER.' All three words describe a person or thing that is even MORE lacking in intelligence or thought than the original term.