geyser /gāˈ, gēˈ or gīˈzər/

1. A spring that periodically spouts hot water and steam into the air
2. (usu /gēˈ/) an apparatus that heats domestic water as the tap is turned on

• psychobiologists
• psychobiology
• psychochemical
• opera glass
• opera glasses
• opera hat
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• opera house
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• operand
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• operated
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