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

To make voiceless

• dislustre
• dislustred
• dislustres
• dislustring
• dismal
• dismal day
• dismal days
• dismalities
• dismality
• dismal Jimmy
• dismaller
• dismallest
• dismally
• dismalness
• dismalnesses
• dismals
• disman
• dismanned
• dismanning
• dismans
• dismantle
• dismantled
• dismantlement
• dismantlements
• dismantler