Where does “sunlessness” come from?

sunlessness (English) comes from English sunless, from English -less, from Middle English -les, from Turkish -le, from Turkish ile, from Ottoman Turkish ایله, from Old Anatolian Turkish اِیلَه, from Proto-Turkic bile — with, together, also.

sunlessness (English): The state or characteristic of being without the...

Definitions

  1. The state or characteristic of being without the...

Ancestry of “sunlessness”, step by step

sunlessness traces back through two separate lines of ancestry.

via English sunless

StepLanguageWordMeaning
1EnglishsunlessWithout the sun or sunshine; shaded; shadowed;...
2English-less(something); without (something). Added usually to a noun to form an adjective signifying a lack of that noun
3Middle English-lesLacking (something); without (something)
4Turkish-lewith, shortened form of ile; by, shortened form...
5Turkishilewith; and
6Ottoman Turkishایلهby
7Old Anatolian Turkishاِیلَه
8Proto-Turkicbilewith, together, also

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Turkic bile