The term 'lave' can be broken down into four crossword solutions: LAP (3 letters), BATHE (5 letters), WASH (4 letters), and RINSE (5 letters). LAP is a verb meaning to move one's hand or an object gently over a surface in a circular motion. BATHE is a verb meaning to clean oneself by immersion in water or application of water or other liquid. WASH is a verb meaning to clean with water or other liquid, typically with soap. RINSE is a verb meaning to WASH something quickly with water, especially in order to remove soap or other cleaning products.