What is the meaning of Trado?

Alternative form of trade (auger)

first-person singular present indicative of tradar

to hand over, give up, deliver, transmit, surrender; impart; entrust, confide

to leave behind, bequeath

to give up or surrender (treacherously), betray

to deliver by teaching, propound, propose, teach

to hand down (to posterity by written communication), narrate, recount

auger (tool for boring holes in wood)

Source: wiktionary.org