The term 'floor support' can refer to a variety of different components that are used to provide structural support for a floor. The crossword solutions for this term include YEAS (4 letters), YEA (3 letters), AYE (3 letters), JOIST (5 letters), and IBEAM (5 letters). YEAS, YEA, and AYE are all affirmative responses, which could be used to indicate agreement with the idea of providing floor support. JOIST and IBEAM are both types of beams that are commonly used in construction to provide support for floors.