This is the 406th most frequent Italian word.
fin
"Fin" in Italian means "until" or "up to."
In this sentence, 'fin' is used in the expression 'fin da', which means 'since' or 'as early as' and indicates the beginning of a time period.
Fin da bambino, amava giocare a calcio.
Since he was a child, he loved playing soccer.
Here, 'fin' is used in the phrase 'fin quando', which means 'until' and sets the endpoint of an action.
Ha studiato fin quando non ha capito la lezione.
He studied until he understood the lesson.
In this case, 'fin' is used as part of 'fin all'', which also conveys the meaning of 'until,' emphasizing a maximum limit or extent.