贖う

Etymology 1
agap-u → agaɸ-u → *agaw-u → aga-u.

Verb

 * 1) to atone for one's sins
 * 2) to obtain something with compensation; to purchase

Etymology 2
aganap-u → aganaɸ-u → *aganaw-u → agana-u. From earlier verb, suffixed with the stem.

Verb

 * 1) to atone for one's sins