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

To make voiceless

• hatefully
• hatefulness
• hatefulnesses
• hateless
• hatelessness
• hatelessnesses
• hate mail
• hate-monger
• hate-mongers
• hater
• haterent
• haterents
• haters
• hates
• hate someone's guts
• hateworthy
• hatful
• hatfuls
• hatguard
• hatguards
• hath
• hatha yoga
• hating
• hatless
• hatlessness