seriously, severely
You are seriously ill.
Meu fígado está gravemente danificado.
My liver is severely damaged.
Tom ficou gravemente machucado.
Tom was seriously injured.
Eles ficaram gravemente feridos num acidente de carro.
They were seriously injured in a car accident.
Dezenas de pessoas ficaram gravemente feridas durante o ataque.
Dozens of people were seriously injured during the attack.