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

To make voiceless

• contrary motion
• contras
• contrast
• contrasted
• contrasting
• contrastive
• contrast media
• contrast medium
• contrasts
• contrasty
• contrasuggestible
• contrat
• contrat aléatoire
• contrat de vente
• contrate
• contra-tenor
• contraterrene
• contrate-wheel
• contrate-wheels
• contrats
• contravallation
• contravallations
• contravene
• contravened
• contravener