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)

• spirophores
• spirt
• spirted
• spirting
• spirtle
• spirts
• spirulina
• spirulinae
• spirulinas
• spiry
• spissitude
• spissitudes
• spit
• spital
• spitals
• spit and polish
• spit and sawdust
• spit blood
• spit box
• spit boxes
• spitchcock
• spitchcocked
• spitchcocking
• spitchcocks
• spitcher