A grommet is a type of hardware used to reinforce or protect an opening in a variety of materials. The crossword solutions for the term GROMMET are RING (4 letters), EYELET (6 letters), LOOP (4 letters), BECKET (6 letters), and ORING (5 letters). A RING is a circular band that can be made of metal, plastic, or other materials. An EYELET is a small hole with a metal or plastic rim around it. A LOOP is a curved or circular line that forms a complete circle. A becket is a LOOP of rope or cord used to secure a sail or other object. An O-RING is a rubber or plastic RING that is used to create a seal.