Answer: geyser

AnswerCrossword Clue
GEYSERJet spouter
GEYSEROld Faithful is one
GEYSERSporadic spouter
GEYSERSpring in Yellowstone Park
GEYSERPhenomenon at Yellowstone
GEYSERIt blows off steam
GEYSERIt regularly blows its top
GEYSERBig shooter
GEYSERGeological wonder
GEYSERBig spout
GEYSERYellowstone Park attraction
GEYSEROne blowing off steam
GEYSERJet spewer
GEYSERNatural spring
GEYSERGeothermal spout
GEYSERNatural gusher
GEYSERYellowstone's Steamboat, for one
GEYSEROld Faithful, famously
GEYSERNatural water jet
GEYSEREruption source
GEYSERYellowstone's Lion, Steamboat or Castle
GEYSERJet launcher
geysera spring that throws forth intermittent jets of heated water and steam
geyserapparatus for heating water rapidly with a gas flame (as for a bath)
geyserto eject jets of water and steam
geyserhot spring that sends up water and steam
GEYSERYellowstone spewer
GEYSERYellowstone sight
GEYSERHot spring
GEYSERSteam venter
GEYSERYellowstone feature
GEYSERYellowstone attraction
GEYSERSpouting spring
GEYSEROld Faithful, for one
GEYSEROld Faithful, e.g.
GEYSERNatural steam source
GEYSERJet creator
GEYSERYellowstone's Giantess, for one
GEYSERSpewing hot spring
GEYSEROld Faithful, notably