Where does “darkishness” come from?

darkishness (English) comes from English darkish, from English dark, from Middle English derk, from Old English deorc, from Proto-West Germanic derk, from Proto-Germanic derkaz, from Proto-Indo-European dʰerg-o-s, from Proto-Indo-European dʰerg- — to support; to hold.

darkishness (English): The state or condition of being darkish; moderate...

Definitions

  1. The state or condition of being darkish; moderate...

Ancestry of “darkishness”, step by step

darkishness traces back through two separate lines of ancestry.

via English darkish

StepLanguageWordMeaning
1EnglishdarkishSomewhat dark
2EnglishdarkHaving an absolute or relative lack of light;...
3Middle Englishderkdark
4Old Englishdeorcdark
5Proto-West Germanicderkdirty; dark
6Proto-Germanicderkaz
7Proto-Indo-Europeandʰerg-o-s
8Proto-Indo-Europeandʰerg-to dim, darken; dim, dull; dark, dusky
9Proto-Indo-Europeandʰer-to support; to hold

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-Indo-European dʰer-