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

geyˈserite noun

Sinter

• on thin ice
• on this side of idolatry
• on this wise
• on time
• on tiptoe
• on to
• onto
• on toast
• ontogeneses
• ontogenesis
• ontogenetic
• ontogenetically
• ontogenetics
• ontogenic
• ontogenically
• ontogenies
• ontogeny
• ontologic
• ontological
• ontologically
• ontologies
• ontologist
• ontologists
• ontology
• on top of