A dormant volcano is a volcano that is "sleeping," for lack of a better term. It is a volcano that is not currently active.
its an eruption which is quiet.
A volcano that is not active is a dormant volcano.
The Hualalai volcano is a dormant, quiet erupting, shield volcano.
Let me answer that by asking you this...have you ever heard of a frickin VOLCANO that is quiet????
quiet
Silent is another word for quiet.
quiet
stealth
a dud
EROPSHIN
subterranean
Another word could be shy, quiet, close-mouthed, and mute.