A lascivious look is a type of gaze that is intended to be sexually suggestive. It is often used to express sexual desire or interest. The two crossword solutions for this term are 'LEER' and 'OGLE, ' both of which are four-letter words. A LEER is a sly, knowing look, usually with a hint of malice or mockery. An OGLE is a prolonged, intense stare, usually with a sexual connotation. Both words can be used to describe a lascivious look.