Where does “Proto-Brythonic” come from?

Proto-Brythonic (English) comes from English Brythonic, from English -ic, from English image, from French image, from Portuguese imagem, from Spanish imagen, from Italian immagine, from Latin imāginem — in.

Proto-Brythonic (English): Hypothetical ancestor language of all Brythonic languages, including Welsh

Definitions

  1. Hypothetical ancestor language of all Brythonic languages, including Welsh

Ancestry of “Proto-Brythonic”, step by step

Proto-Brythonic traces back through two separate lines of ancestry.

via English Brythonic

StepLanguageWordMeaning
1EnglishBrythonicOf or relating to the Brythonic language...
2English-icUsed to form adjectives from nouns with the...
3EnglishimageAn optical or other representation of a real...
4Frenchimagepicture, image; frame; first-person singular...
5Portugueseimagemimage; picture; figure; image; image; face
6Spanishimagenimage
7Italianimmagineimage; imago
8Latinimāginem
9Latinim-Alternative form of in-; form of "in"; in
10Latinīn-un-, non-, not
11Latinînin, at, on, upon, from (space)
12Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
13Proto-Italicenin
14Proto-Indo-Europeanh₁énin

via English proto

StepLanguageWordMeaning
1EnglishprotoPrototypical; preceding the proper beginning of...
2Englishproto-first; most recent common ancestor of; Relating...
3Ancient Greekπρωτο-first, primary
4Ancient Greekπρῶτοςfirst; earliest; foremost, most prominent
5Ancient Greekπρόbefore; before, in front, forth, forward; before,...
6Proto-Indo-Europeanprótoward, leading to
7Proto-Indo-Europeanper-before, in front; first; to go through
8Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Proto-Italic en