dēsŭētūdo: ĭnis, f. desuesco,I discontinuance of a practice or habit, disuse, desuetude: armorum, Liv. 1, 19: bellandi, Fronto, princ. hist. p. 3, 7: desuetudine tardi, Ov. M. 14, 436; so absol., id. Tr. 5, 7, 57; Dig. 1, 3, 32 al.