Leafy climber is a term used to describe a type of plant that grows by clinging to walls or other structures. The most common example of this type of plant is IVY, which is a three-letter word that can be used to solve the crossword puzzle. IVY is a woody evergreen vine that is known for its ability to climb and spread quickly. It is often used as a decorative element in gardens and homes, and it is also used to cover walls and other structures.