Term: roller coaster: anything characterized by abrupt and extreme changes (especially up and down)
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: dipsacaceae: chiefly southern European herbs with flowers usually in dense cymose heads
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: drippings: fat that exudes from meat and drips off while it is being roasted or fried
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: large-leaved magnolia: large deciduous shrub or tree of southeastern United States having huge leaves in dense false whorls and large creamy flowers tinged purple toward the base
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: impromptu: an extemporaneous speech or remark
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: front tooth: a tooth situated at the front of the mouth
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: luncher: someone who is eating lunch
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: dolichocephalic: an adult with a long narrow head
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: pilot bit: a small bit that drills a first hole to guide a larger drill
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: cyanophyta: prokaryotic organisms sometimes considered a class or phylum or subkingdom; coextensive with the Cyanophyceae: cyanobacteria (blue-green algae)
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: blood flower: tropical herb having orange-red flowers followed by pods suggesting a swallow with outspread wings; a weed throughout the tropics