erupt
to burst out suddenly
Roots
- e- / ex-: out, out of, away, or forth
- rump / rupt: break, burst, or break apart
Other words with the rump / rupt root
- abrupt: sudden or unexpectedly broken off
- corrupt: dishonest or spoiled by moral damage
- corruption: dishonesty or moral decay in a system
- disrupt: to interrupt or throw into disorder
- disruption: break in order or normal flow
- eruption: a sudden bursting out
- interrupt: to break into or stop the flow of something
Erupt is rupt with outward force: pressure breaks out.
The volcano erupted after weeks of warning signs.