Denshi Jisho — Online Japanese dictionary

償う つぐなう to make up for; to recompense; to redeem (one's faults); to compensate for; to indemnify; to atone for
Common word, Godan verb with u ending, Transitive verb 

You can also

Look up kanji details for 償う.

Try a Yahoo Jisho search for 償う .
Try a Goo Jisho search for 償う .
Try a Google search for 償う .