rampageous

Thus the reptile had attained large size, and was active, hungry, and rampageous.

Indeed, the Adjutant frequently declared that "but for that rampageous young Celt, Carter would never be in trouble."

She's a sort of rampageous saint; ferocious and affectionate by turns, a bit ridiculous perhaps, but delightful and generous.

Even this was momentarily piling higher and higher with the snow, and the wind was in one of its most violently rampageous moods.

Appeared suddenly a lady used to dealing with rampageous outsiders.