This is the 9464th most frequent Portuguese word.
compreendia
"Compreendia" means "understood" or "included" depending on context.
In this sentence, 'compreendia' is used as the imperfect form of the verb 'compreender' to express a past habitual action of understanding.
Ela compreendia bem o que eu explicava.
She understood well what I was explaining.
Here, 'compreendia' denotes a lack of understanding in the past with continuous or repeated nature.
Eu nunca compreendia o motivo de tais decisões.
I never understood the reason for such decisions.
In this case, 'compreendia' indicates a realization or awareness in the past, often habitual or not confined to a single moment.