adelphopoiesis

The story

1. Ancient Greek · borrowed fromἀδελφοποίησις
2. English todayadelphopoiesis

Borrowed from Ancient Greek ἀδελφοποίησις (adelphopoíēsis), from ἀδελφός (adelphós, “brother”) + ποίησις (poíēsis, “creation”). By surface analysis, adelpho- + -poiesis.