is the husband of Fúamnach but falls in love with Étaín, and receives the help of his foster-son Aengus (also Oengus) to make her his new bride. Fuamnach's vengeance is provoked against the young new wife, causing her a number of disgraces until after several transformations (including water, a worm, and a fly) Étaín fell into the drink of another woman and is reborn.

Étaín later marries Eochaid Airem,