The crossword solution for the term 'COVERS WITH VARNISH' is 'SEALS'. Applying a sealant or varnish to a surface is a common way to protect it from damage and wear. Varnish is a clear, hard, protective finish that is typically applied to wood surfaces to protect them from scratches, stains, and water damage. Sealing with varnish can also enhance the appearance of the surface, making it look more attractive.