The term CLICK BEETLE refers to a group of beetles that make a clicking sound when they are disturbed. The four crossword solutions for this term are DORR (4 letters), FIREFLY (7 letters), ELATER (6 letters), ELATERS (7 letters), DOR (3 letters), and ELATERID (8 letters). DORR is an alternate name for the click beetle, while FIREFLY is another name for the same group of beetles. ELATER and ELATERS are scientific terms for the click beetle, and DOR and ELATERID are both subgroups of the click beetle.