Where does “unexplainableness” come from?

unexplainableness (English) comes from English unexplainable, from English explainable, from English explain, from Middle English explanen, from Old French explaner, from Latin explanō, from Latin planō, from Latin plānus.

unexplainableness (English): The quality of being unexplainable

Definitions

  1. The quality of being unexplainable

Ancestry of “unexplainableness”, step by step

unexplainableness traces back through two separate lines of ancestry.

via English unexplainable

StepLanguageWordMeaning
1EnglishunexplainableThat doesn't have a known or readily available...
2EnglishexplainableAble to be explained or understood
3EnglishexplainTo make plain, manifest, or intelligible; to...
4Middle Englishexplanen
5Old Frenchexplaner
6Latinexplanōto flatten or spread out
7Latinplanō
8Latinplānuslevel, flat, even
9Ancient Greekπλάνοςwandering
10Ancient Greekπλανάωto make to wander, lead wandering about; to lead...
11Proto-Indo-Europeanpl-néh₂-ti

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 pl-néh₂-tiEvery word from Ancient Greek πλανάωEvery word from Ancient Greek πλάνος