cautēla — Lewis & Short
cautēla, ae, f.cautus, caveo (mostly post - class.),
I caution, precaution.
I In gen.:
si minus cum curā aut cautelā locus loquendi lectus est,Plaut. Mil. 3, 1, 6 dub. (bracketed by Brix); App. M. 2, p. 117, 7; 5, p. 160, 36.—
II Esp., in the jurists, = cautio, a surety, security, Dig. 3, 3, 15; 13, 7, 6; 16, 3, 14.