Where does “sleeptalker” come from?

sleeptalker (English) comes from English talker, 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.

sleeptalker (English): A person who talks unconsciously in their sleep

Definitions

  1. A person who talks unconsciously in their sleep

Ancestry of “sleeptalker”, step by step

sleeptalker traces back through two separate lines of ancestry.

via English talker

StepLanguageWordMeaning
1EnglishtalkerA person who talks, especially one who gives a...
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 sleep

StepLanguageWordMeaning
1EnglishsleepTo rest in a state of reduced consciousness; To...
2Middle Englishslepento sleep; to become asleep, to cause to sleep; to...
3Old Englishslǣpan
4Proto-West Germanicslāpanto sleep
5Proto-Germanicslēpanąto sleep
6Proto-Indo-Europeanslab-to be weak, be languid; be weak, limp, languid
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti