devocalize or devocalise /dē-vōˈkə-līz/ or devoice /dē-voisˈ/

To make voiceless

• rainproof
• rainproofed
• rainproofing
• rainproofs
• rains
• rain shadow
• rain shadows
• rain-stone
• rainstorm
• rainstorms
• raintight
• rain tree
• rain trees
• rainwash
• rainwashes
• rainwater
• rainwaters
• rainwear
• rainwears
• rainy
• raird
• rairds
• rais
• raisable
• raise