G2I1M3B3A1L1
11 points
GIMBAL is validvalid
to support on a set of rings [v GIMBALED, GIMBALING, GIMBALLED, GIMBALLING, GIMBALS]
to support on a set of rings allowing free movement, also GYMBAL [v GIMBALLED or GIMBALED, GIMBALLING or GIMBALING, GIMBALS]