floating
float.ing aj 1: buoyed on or in a fluid 2a: free from the usual attachment
{~ rib} 2b: located out of the normal position {~ kidney} 3a: continually
drifting or changing position {~ population} 3b: not presently committed
or invested {~ capital} 3c: short-term and usu. not funded {~ debt} 4:
connected or constructed so as to operate and adjust smoothly {~R axle}
Webster's English Dictionary