Where does “undurableness” come from?

undurableness (English) comes from English undurable, from English durable, from Middle English durable, from Latin durabilis, from Latin duro, from Latin durus, from Proto-Indo-European drew-, from Proto-Indo-European dóru — firm, solid; wood; be firm, hard, solid.

undurableness (English): The quality of being undurable

Definitions

  1. The quality of being undurable

Ancestry of “undurableness”, step by step

undurableness traces back through two separate lines of ancestry.

via English undurable

StepLanguageWordMeaning
1EnglishundurableNot durable
2EnglishdurableAble to resist wear, decay; lasting; enduring; A...
3Middle Englishdurable
4Latindurabilisdurable, lasting
5Latindurodative masculine singular of dūrus; dative neuter...
6Latindurushard, rough; harsh; hardy, vigorous
7Proto-Indo-Europeandrew-hard, firm, strong, solid; hard, fast; tree
8Proto-Indo-Europeandórutree
9Proto-Indo-Europeanderu-firm, solid; wood; be firm, hard, solid

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 deru-