silencioso bedeutet auf Englisch

quiet [quieter, quietest]▼(with little sound)
adjective
[UK: ˈkwaɪət] [US: ˈkwaɪət]The neighbors are quiet. = Los vecinos son silenciosos.

silent▼(free from sound or noise; absolutely still; perfectly quiet)
adjective
[UK: ˈsaɪ.lənt] [US: ˈsaɪ.lənt]John sat silently for 30 minutes. = John se sentó silenciosamente por 30 minutos.

dummy [dummies]▼(a silent person)
noun
[UK: ˈdʌ.mi] [US: ˈdʌ.mi]