bolno

1. painfully
   Bolno je jauknuo kad je pao. — He cried out in pain when he fell.
   Bolno je gledati kako pati. — It's painful to watch him suffer.
2. (before an adjective) painfully; acutely
   Bila je bolno iskrena prema meni. — She was painfully honest with me.
   Bolno je svestan svojih grešaka. — He is painfully aware of his mistakes.