del suo errore

of his mistake

→ del
phrase Rare #36,643
of his mistake Used when referring to something belonging to him or caused by him; in context with ridere, it can imply 'at his mistake'.
IT: Tutti hanno parlato del suo errore.
EN: Everyone talked about his mistake.

Hanno riso del suo errore.

They laughed at his mistake.

Non dovresti ridere del suo errore.

You shouldn't laugh at his mistake.

Risero tutti del suo errore.

They all laughed at his mistake.

Loro risero del suo errore.

They laughed at his mistake.

È cosciente del suo errore.

He is aware of his mistake.

Non ridere del suo errore.

Don't laugh at his mistake.