flābĭlis — Lewis & Short
flābĭlis, e, adj.flo,
I airy. *
I Lit.:
nihil est in animis mixtum atque concretum ... nihil ne aut humidum quidem aut flabile aut igneum,Cic. Tusc. 1, 27, 66.—
B Trop., spiritual (eccl. Lat.): aedes, Prud. stef. 10, 347 al.