This is the 2814th most frequent German word.
schuldig
"Guilty" or "owing."
Here, 'schuldig' is employed to indicate an obligation or debt owed to someone.
Du bist mir noch zehn Euro schuldig.
You still owe me ten euros.
Here, 'schuldig' is used as an adjective to express personal guilt or remorse.
Ich fühle mich schuldig, weil ich vergessen habe, dich anzurufen.
I feel guilty because I forgot to call you.
In this context, 'schuldig' describes the legal state of being guilty in a court ruling.