complain
1. (=grumble) quejarse (about, of de (to a)
·to complain that
·quejarse de que
·they complained to the neighbours
·se quejaron a los vecinos
·I can't complain
·yo no me quejo
2. (=make a formal complaint) reclamar (about por (to ante)
·we're going to complain to the manager
·vamos a reclamar al director
·you should complain to the police
·tendrías que denunciarlo a la policía
3. (medicine)
·to complain of
·quejarse de