Erupt (verb)
To eject something violently (such as lava or water, as from a volcano or geyser).
“The volcano erupted, spewing lava across a wide area.”
Erupt (verb)
To burst forth; to break out.
“The third molar tooth erupts late in most people, and sometimes does not appear at all.”
Erupt (verb)
To spontaneously release pressure or tension.
“The crowd erupted in anger.”
Irrupt (verb)
To break into.
Irrupt (verb)
To enter forcibly or uninvited.
Irrupt (verb)
To rapidly increase or intensify.
Erupt (verb)
(of a volcano) become active and eject lava, ash, and gases
“Mount Pinatubo began erupting in June”
Erupt (verb)
be ejected from an active volcano
“hot lava erupted from the crust”
Erupt (verb)
(of an object) explode with fire and noise
“smoke bombs erupted everywhere”
Erupt (verb)
break out suddenly and dramatically
“noise erupted from the drawing room”
“fierce fighting erupted between the army and guerrillas”
Erupt (verb)
give vent to anger, amusement, etc. in a sudden and noisy way
“the soldiers erupted in fits of laughter”
Erupt (verb)
(of a spot, rash, or other mark) suddenly appear on the skin
“a boil had erupted on her temple”
Erupt (verb)
(of the skin) suddenly develop a spot, rash, or mark
“his skin erupts with hives”
Erupt (verb)
(of a tooth) break through the gums during normal development
“the lower incisors had erupted”
Irrupt (verb)
enter somewhere forcibly or suddenly
“absurdities continually irrupt into the narrative”
Irrupt (verb)
(of a bird or other animal) migrate into an area in abnormally large numbers.