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

To make voiceless

• ashore
• a short fuse
• a shot across the bows
• a shot in the arm
• a shot in the dark
• a shoulder to cry on
• as how
• ash-pan
• ash-pans
• ash-pit
• ash-pits
• ash-plant
• ash-plants
• ashram
• ashrama
• ashramas
• ashramite
• ashramites
• ashrams
• ash-stand
• assisted take-off
• assister
• assisters
• assisting
• assists