polish — to make smooth and glossy, especially by rubbing or friction: to polish a brass doorknob.
Three-syllable rhymes
abolish — If someone in authority abolishes a system or practice, they formally put an end to it.
nail polish — a polish of quick-drying lacquer, either clear or colored, used to paint the fingernails or toenails.
Four-or-more syllable rhymes
spit and polish — great care in maintaining smart appearance and crisp efficiency: The commander was concerned more with spit and polish than with the company's morale.