iskupiti

1. (iskupiti se za + acc.) to make amends; to redeem oneself
   Kako mogu da se iskupim za ono juče? — How can I make up for yesterday?
   Golom u finišu se iskupio za promašeni penal. — He redeemed himself for the missed penalty with a late goal.
2. (of sins, mistakes) to atone for; to redeem
   Dobrim delima pokušava da iskupi stare greške. — He is trying to atone for his old mistakes with good deeds.
3. formal (of a captive) to ransom; to obtain someone's release by paying a ransom
   Porodica je zarobljenika iskupila velikim novcem. — The family ransomed the captive for a large sum.
4. formal to gather; to assemble
   Ispred crkve se iskupilo celo selo. — The whole village gathered in front of the church.

In the sense 'make amends' it takes se and za + acc.: iskupiti se za grešku.