estar enfermo

to be sick

→ estar
phrase Very common #1,169
to be sick Use estar because illness is generally viewed as a temporary condition. Enfermo changes to enferma when referring to a feminine subject.
SP: Odio estar enfermo porque me aburre quedarme en cama sin hacer nada.
EN: I hate being sick because staying in bed without doing anything bores me.

Nunca se me ocurrió que él podía estar enfermo.

It never occurred to me that he could be sick.

Tom parece estar enfermo.

Tom seems to be ill.

Nada es menos saludable que estar enfermo.

Nothing is less healthy than being sick.

Ese estudiante a veces finge estar enfermo.

That student sometimes pretends to be sick.

Quiero estar enfermo.

I want to be sick.

— Il postino (1994)

¿Puede Bob estar enfermo?

Could Bob be sick?

Últimamente ha sido duro estar enfermo.

Lately, being sick has been hard.

Tom fingió estar enfermo para no tener que ir a la escuela.

Tom pretended to be sick so he wouldn’t have to go to school.

Él no puede estar enfermo.

He can't be sick.

Estar enfermo en vacaciones es lo peor que te puede pasar.

Being sick on vacation is the worst thing that can happen to you.

Está claro que él fingía estar enfermo.

It’s clear that he was pretending to be sick.

No pude participar en el encuentro por estar enfermo.

I couldn't participate in the meeting because I was sick.

Espero ya no estar enfermo la semana próxima.

I hope I won't be sick next week.

Estar enfermo es perjudicial.

Being sick is harmful.

Él no pudo ir a la fiesta por estar enfermo.

He couldn't go to the party because he was sick.

No tengo tiempo para estar enfermo.

I don't have time to be sick.

¿Bob puede estar enfermo?

Could Bob be sick?

Odio estar enfermo porque me aburre quedarme en cama sin hacer nada.

I hate being sick because I get bored staying in bed doing nothing.

Nunca pensé que podía estar enfermo.

I never thought I could be sick.