grike or gryke /grīk/

1. A fissure in limestone rock formed or widened by the dissolvent effect of rain (geology)
2. A deep valley, ravine (dialect)

• fire-bote
• firebox
• fireboxes
• firebrand
• firebrands
• firebrat
• firebrats
• firebreak
• heterotaxies
• heterotaxis
• heterotaxy
• heterothallic
• heterothallies
• heterothallism
• heterothallisms
• heterothally
• heterothermal
• heterotic
• heterotopia
• heterotopias
• heterotopic
• heterotroph
• heterotrophic
• heterotrophies
• heterotrophs