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)

• skyline
• skylines
• skyman
• sky marshal
• sky marshals
• skymen
• sky parlour
• sky parlours
• Skype
• Skyped
• Skypes
• sky pilot
• sky pilots
• Skyping
• skyr
• skyre
• skyred
• skyres
• skyring
• skyrmion
• skyrmions
• skyrocket
• skyrocketed
• skyrocketing
• skyrockets