rip-rap or riprap /ripˈrap/

1. Loose broken stones, used to form a foundation on soft ground or under water, or in the construction of revetments and embankments
2. A foundation formed of these

• go spare
• gospel
• gospelise
• gospelised
• gospelises
• gospelising
• gospelize
• gospelized
• gospelizes
• gospelizing
• gospelled
• gospeller
• gospellers
• gospelling
• gospellise
• gospellised
• gospellises
• gospellising
• gospellize
• gospellized
• gospellizes
• gospellizing
• gospels
• gospel side
• Gosplan