faenus

Etymology
From earlier. Possibly, from Proto-Italic *fēnos, from earlier *θēnos, from Proto-Indo-European *dʰeh₁(i)-n-os, from, the same root of , , , , thus lit. "that which is produced". Compare with the Ancient Greek use of.

Noun

 * 1) interest ; usury
 * 2) gain, profit, advantage
 * 3)  banking, moneylending (: practice banking)