Where does “ណូវ៉ាស្កូស៊ី” come from?

ណូវ៉ាស្កូស៊ី (Khmer) comes from English Nova Scotia, from Latin Scotia, from Ancient Greek σκοτία, from Ancient Greek σκότος, from Proto-Indo-European skh₃tos, from Proto-Indo-European (s)ḱeh₃- — darkness, shadow.

Ancestry of “ណូវ៉ាស្កូស៊ី”, step by step

Step	Language	Word	Meaning
1	English	Nova Scotia	Nova Scotia peninsula
2	Latin	Scotia	Scotland
3	Ancient Greek	σκοτία	darkness, gloom; scotia, cavetto, so called from...
4	Ancient Greek	σκότος	darkness, gloom
5	Proto-Indo-European	skh₃tos	—
6	Proto-Indo-European	(s)ḱeh₃-	darkness, shadow

Every word from Proto-Indo-European (s)ḱeh₃- →Every word from Proto-Indo-European skh₃tos →Every word from Ancient Greek σκότος →