Floats on air is a term used to describe objects that are able to remain suspended in the air without any external support. The two crossword solutions for this term are wafts and wsfts. Wafts is a verb meaning to move gently through the air, while wsfts is an acronym for wind-shear-force-turbulence-stability, which is a measure of how stable an object is when exposed to air currents. Both terms refer to the ability of an object to remain suspended in the air without any external support.