Silence

Parents

2017 TIFO - What Powers Does the Queen of England Actually Have?
2024 The Guardian - World faces ‘deathly silence’ of nature as wildlife disappears, warn experts Loss of intensity and diversity of noises in ecosystems reflects an alarming decline in healthy biodiversity, say sound ecologists
Blue wall of silence (blue shield)
Elective mutes
Mime
Muteness
Omerta
People who change/switch jobs as a reward for keeping their mouths shut and covering up crimes
Silent film
Silent letters