firmly, strongly
La madre tan solo abrazó firmemente a su hija, sin decir nada más.
The mother simply hugged her daughter tightly, without saying anything else.
Close the door firmly.
Él se aferró a la rama firmemente.
He clung tightly to the branch.
I firmly believe this.
Ella se cubría firmemente las orejas con las manos.
She covered her ears tightly with her hands.
He gives his hand very firmly.
He decidido firmemente no beber más.
I have firmly decided not to drink anymore.
— Moscú no cree en lágrimas (1980)
Estábamos firmemente decididos a ello.
We were firmly committed to it.
— Nuremberg: El Juicio Del Siglo (2025)
Ella sostuvo mi brazo firmemente.
She held my arm firmly.