BA: "Who then has propogated the term "Lord of the cosmological order" from Nebmaat, which accordingly only means "beatiful is the Lord of perfection" or something along those lines?"
The name Sneferu (snfrw) is written S29 (s) F35 (nfr) D21 (r) G43 (w)
"Sneferu's later reputation as a benign ruler may owe much to the etymology of his name, in that snefer can be translated as 'to make beautiful'." (Malek 2000: 93)
"The meaning of his name, which can be rendered 'Benefactor'......." (Hornung 1999 (1978) : 20)
Hornung translates Sneferu's Horus name, Nebmaat, as 'Lord of the Cosmic Order' (Maat)
CT