SLOTH Copy link • SLOTHIdleness, ignavia: pigritia: segnities: inertia: socordia: desidia [SYN. in IDLENESS]: fuga laboris. To be sunk in sloth, desidia marcescere; marcescere otio et inertia sopiri. [Vid. IDLENESS, LAZINESS.] The animal so called, *bradypus, -odis (Linn.).