a. Obs. rare1. [f. as prec. + -FUL.] Full of fierceness; ferocious, savage.
1607. Topsell, Four-f. Beasts (1658), 412. If it had as much strength, as it hath courage, it would be as fierceful as any Bear.
a. Obs. rare1. [f. as prec. + -FUL.] Full of fierceness; ferocious, savage.
1607. Topsell, Four-f. Beasts (1658), 412. If it had as much strength, as it hath courage, it would be as fierceful as any Bear.