bad-tempered
US /ˌbædˈtem.pɚd/
UK /ˌbædˈtem.pɚd/

1.
de mal humor, irritable, malhumorado
easily annoyed or angered; irritable
:
•
He's been very bad-tempered since he woke up.
Ha estado muy de mal humor desde que se despertó.
•
Don't disturb her; she's a bit bad-tempered today.
No la molestes; está un poco de mal humor hoy.