Builder's Need is a term used to describe the necessary tools and materials for a builder. The three crossword solutions for this term are LOT (3 letters), PLAN (4 letters), and WOOD (4 letters). A LOT is a piece of land that can be used for building, a PLAN is a blueprint or design of what is to be built, and WOOD is a material commonly used in construction. Together, these three items are essential for any builder.