Verb conjugation of "riscaldare" in Italian

Arete means earring. Is it only in Mexico, regional? earring has multiple translations in Spanish, some are regionalism, others not. Arete, pendiente, caravana, and some others. But they are widely understood.
Press the start button in the green box to initiate the verb drills. Please note that you can choose which tenses will be asked but I think that leaving it as it is will be the most efficient in the long term. Be patient and learn steadily.
In school, we now are learning the grammar part, more specifically, the participles and so on. I understand it at all, but the conjugations, boy they are tough. A lot of patience is needed.