This is the 12016th most frequent Portuguese word.
reclamar
To complain or demand.
In this sentence, 'reclama' signifies the act of expressing dissatisfaction or annoyance, often with frequency.
Ela sempre reclama que está cansada.
She always complains that she is tired.
Here, 'reclamou' is used to describe the act of voicing dissatisfaction about a specific situation or experience.
Ele reclamou do serviço ruim no restaurante.
He complained about the poor service at the restaurant.
In this usage, 'reclamem' means to formally request compensation or action regarding a defective product or service.