Silent, adjective, noun.
adj. 1. quiet; still; noiseless.
Ex. a silent house, the silent hills.
(SYN) hushed.
2. not speaking; saying little or nothing.
Ex. Pupils must be silent in the study hour. He was silent about his early life. Ulysses ... was the most eloquent and the most silent of men (William Broome).
3. performed, made, suffered, or otherwise done or endured, in silence or without speaking; not spoken; not said out loud.
Ex. a silent prayer, silent agony, silent opposition, a silent movie.
(SYN) unspoken, unsounded.
4. (Figurative.) not active or operative; quiescent.
Ex. a silent volcano.
5. omitting mention of something, as in a narrative.
Ex. An event has happened, upon which it is difficult to speak, and impossible to be silent (Edmund Burke).
6. (of a letter in spelling) not representing a sound.
Ex. The "b" in "dumb" is silent.

\Rampage
rampaging, adjective.
violent; rampageous. (violent; unruly; boisterousx. a rampageous free-for-all. )
Ex. rampaging attacks.
rampancy, noun.
the fact or condition of being rampant.
rampant, adjective.
1. growing without any check.
Ex. The vines ran rampant over the fence.
2. passing beyond restraint or usual limits; unchecked.
Ex. Anarchy was rampant after the dictator died.
3. angry; excited; violent.
(SYN) furious, raging.
4. (Heraldry.) standing up on the hind legs.
5. (of animals) rearing.
6. (Architecture.) (of an arch or vault) having different levels of support for the two sides.
adv. rampantly.