Where does “Micawberish” come from?

Micawberish (English) comes from English ish, from English -ish, from Middle English -ish, from Old English -isċ, from Proto-West Germanic -isk, from Proto-Germanic -iskaz, from Proto-Indo-European -iskos — Characteristic of, typical of, pertaining to.

Ancestry of “Micawberish”, step by step

Micawberish traces back through two separate lines of ancestry.

via English ish

StepLanguageWordMeaning
1EnglishishPronunciation spelling of is; somewhat,...
2English-ishTypical of, similar to, being like; Somewhat,...
3Middle English-ishAlternative form of -yssh
4Old English-isċ-ish
5Proto-West Germanic-iskCreates adjectives from nouns
6Proto-Germanic-iskazForms adjectives from nouns with the sense of...
7Proto-Indo-European-iskosCharacteristic of, typical of, pertaining to

via English Micawber

StepLanguageWordMeaning
1EnglishMicawberA person who is poor but eternally optimistic, believing that "something will turn up", like the fictional character Wilkins Micawber in the 1850 Charles Dickens novel David Copperfield
2Old Irishmaccson; child
3Primitive IrishᚋᚐᚊᚊᚔAlternative form of ᚋᚐᚊᚔ
4Proto-Celticmakkʷos
5Proto-Indo-Europeanmeh₂ḱ-to raise, increase; long
Every word from Proto-Indo-European -iskosEvery word from English -ishEvery word from Proto-Germanic -iskaz