honestly, frankly
Sinceramente, ¿tú crees que te iría bien?
Honestly, do you think it would go well for you?
— 7 años (2016)
Dime lo que piensas sinceramente.
Tell me what you honestly think.
Su empleador estaba sinceramente agradecido por su cooperación.
His employer was sincerely grateful for his cooperation.
Pero creo sinceramente que volverás a verle.
But I sincerely believe that you’ll see him again.
— La Caída (2004)
Honestly, yes.