Crossword clues for Floor support 5 letters:JOISTFloor support beamJOISTFloor supportIBEAMFloor supportJOISTTimber supporting a floor.JOISTFloor or ceiling supporterJOISTFloor or ceiling supportCROSSBEAMSWall-to-wall floor supportsAYEFloor support?YEAFloor support?AYEFloor supporterJOISTSFloor supportsYEASFloor support?STRINGERBeam supporting a floor.IBAROne may support the floorJOISTSFloor or ceiling supportsENDPINPart of a cello that supports the instrument on the floor