Where does “uncrossableness” come from?

uncrossableness (English) comes from English uncrossable, from English crossable, from English cross, from French croix, from German Kreuz, from Spanish Cruz, from Portuguese cruz, from Italian croce — to caw, crow.

uncrossableness (English): The quality of being uncrossable

Definitions

  1. The quality of being uncrossable

Ancestry of “uncrossableness”, step by step

uncrossableness traces back through two separate lines of ancestry.

via English uncrossable

StepLanguageWordMeaning
1EnglishuncrossableImpossible to cross
2EnglishcrossableAble to be crossed
3EnglishcrossA geometrical figure consisting of two straight...
4Frenchcroixcross; a representation of a cross; the cross as...
5GermanKreuzcross; clubs; sharp
6SpanishCruzcross
7Portuguesecruzcross
8Italiancrocecross
9Latincruxwooden frame on which criminals were crucified,...
10Proto-Italic*kruks
11Proto-Indo-Europeansḱer-to caw, crow

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 sḱer-
uncrossableness — Etymology, Origin & Word History | Etymology Explorer