Where does “childspeak” come from?

childspeak (English) comes from English Child, from Middle English childen, from Middle English -en, from Old English -en, from Old Norse -inn, from Proto-Norse -īna-, from Proto-Germanic -īnaz, from Proto-Indo-European -iHnos — adjectival suffix.

childspeak (English): The infantile speech style used by children

Definitions

  1. The infantile speech style used by children

Ancestry of “childspeak”, step by step

childspeak traces back through two separate lines of ancestry.

via English Child

StepLanguageWordMeaning
1EnglishChildAlternative letter-case form of child "often used...
2Middle EnglishchildenTo deliver a child; to beget or procreate; To...
3Middle English-enDenotes the past participle form when attached to...
4Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
5Old Norse-innUsed to create adjectives from nouns, meaning...
6Proto-Norse-īna-
7Proto-Germanic-īnaz-en
8Proto-Indo-European-iHnosCreates adjectives of materials
9Proto-Indo-European-no-adjectival suffix

via English speak

StepLanguageWordMeaning
1EnglishspeakTo communicate with one's voice, to say words out...
2Middle Englishspeke
3Old EnglishspecanAlternative form of sprecan; to speak
4Old Englishsprecanto speak, talk
5Proto-West Germanic*sprekanto speak
6Proto-Germanicsprekanąto speak, to make a noise
7Proto-Indo-Europeanspreg-to make a sound, speak; to make a sound, utter,...
Every word from Proto-Indo-European -no-Every word from Middle English -enEvery word from Proto-Germanic -īnaz
childspeak — Etymology, Origin & Word History | Etymology Explorer