silver-tongued
US /ˈsɪl.vərˌtʌŋd/
UK /ˈsɪl.vərˌtʌŋd/

1.
de lengua de plata, elocuente, persuasivo
able to speak or persuade eloquently and smoothly
:
•
The silver-tongued politician convinced many voters with his speech.
El político de lengua de plata convenció a muchos votantes con su discurso.
•
Her silver-tongued charm made her popular with everyone.
Su encanto de lengua de plata la hizo popular entre todos.