Where does “mouselessness” come from?

mouselessness (English) comes from English mouseless, from English Mouse, from German maus, from Middle High German mūs, from Old High German mūs, from Proto-West Germanic mūs, from Proto-Germanic mūs, from Proto-Indo-European múh₂s — mouse.

mouselessness (English): Absence of mice

Definitions

  1. Absence of mice

Ancestry of “mouselessness”, step by step

mouselessness traces back through two separate lines of ancestry.

via English mouseless

StepLanguageWordMeaning
1EnglishmouselessWithout mice; Without the use of a mouse
2EnglishMouseThe Walt Disney Company
3Germanmausmouse (animal)
4Middle High Germanmūsmouse
5Old High Germanmūsmouse
6Proto-West Germanicmūsmouse
7Proto-Germanicmūsmouse
8Proto-Indo-Europeanmúh₂smouse

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 múh₂s