Where does “Ἄρᾱτος” come from?

Ἄρᾱτος (Ancient Greek) comes from Ancient Greek ἀρᾱτός — prayed against, cursed; prayed for.

Ancestry of “Ἄρᾱτος”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἀρᾱτός	prayed against, cursed; prayed for

Ἄρᾱτος — Etymology, Origin & Word History | Etymology Explorer