This is the 11976th most frequent German word.
tre
"Tre" is not a standalone German word; it might be a truncation or misspelling.
Here, 'tretete' is a conjugated form of 'treten', which means 'to step', used in the past simple tense.
Ich tretete vorsichtig auf die schmale Brücke.
I stepped cautiously onto the narrow bridge.
In this sentence, 'trat' is a past tense form of 'treten', here part of the phrase 'antreten', meaning 'to compete' or 'to face off' in a competition.
Das Team trat gegen einen starken Gegner an.
The team competed against a strong opponent.
Here, 'tritt' is the imperative form of 'treten', used to invite someone to step in, showing an action.