Ussukka (nt.) [*utsukya fr. ussuka; cp. BSk. utsukya Divy 601 and autsukya Av. Ś i.85] zeal, energy, endeavour, hard work, eagerness Vin i.50; S iv.288, 291, 302; Nd2 s. v. Nett 29; VvA 147; PvA 5, 135; Vism 90 (āpajjati); 644 (˚ppahānaŋ). -- Cp. appossukka.