The crossword solution for the term 'Flirtatious Flutterer' is 'EYELASH, ' which is a seven-letter word. Eyelashes are thin, curved hairs that grow at the edge of the eyelid and help protect the eye from dust and other particles. They also play an important role in facial expressions, as they can be used to convey emotions such as flirtatiousness. Fluttering eyelashes is a common gesture used to express attraction or flirtation.