v. to bless
n. blessing
interj. thanks; thankfully

Dovahkiin, fah hin kogaan mu draal!
Dragonborn, for your blessings we pray!
(Book, Songs of Skyrim)

I cannot tell you in detail. I never heard it used. Kogaan. It was the first Thu'um created solely by mortals.
Kogaan = blessings (“thankfully”)
(Paarthurnax, 0003FA43)

There is no question. You are doom-driven. Kogaan Akatosh. The very bones of the earth are at your disposal.
Kogaan Akatosh = “blessed of Akatosh”
(Paarthurnax, 000C64EC)

The intervention or influence of a god, fate, or other power. Also used to express relief or gratitude, referring to something as though it were a blessing.