Where does “ladyslipper” come from?

ladyslipper (English) comes from English slipper, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

Ancestry of “ladyslipper”, step by step

ladyslipper traces back through two separate lines of ancestry.

via English slipper

StepLanguageWordMeaning
1EnglishslipperA low soft shoe that can be slipped on and off...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English lady

StepLanguageWordMeaning
1EnglishladyThe mistress of a household; A woman of breeding...
2Middle EnglishladyA woman with authority or leadership
3Old Englishhlǣfdīġebread-kneader; mistress of a household, wife of a...
4Old Englishhlāfbread, loaf; bread, loaf, morsel; loaf, cake,...
5Proto-West Germanichlaibbread, loaf
6Proto-Germanichlaibazbread
Every word from Chichewa iye