Where does “nitty” come from?

I appreciate the detailed instructions, but I need to flag a significant issue with this etymological chain: it appears malformed or incomplete. The chain provided doesn't coherently connect "nitty" (English) to "nit" (English) through the Latin and PIE elements listed. The progression from "nitere," "nitor," and the suffix chains (-ia, -ivus, -ia, -kos, -kos) doesn't establish a clear path to either "nit" or "nitty." Additionally: - "Nit" (the louse egg) has a different, well-documented etymology (Old English *hnitu*, related to German *Niss*) - "Nitty" as in "nitty-gritty" has uncertain origins, possibly slang with no established formal etymology - The chain seems to confuse "nit" with "nitid-" (meaning sh

nitty (English): Full of nits; Foolish, inane; A dope fiend, a...

Definitions

  1. Full of nits; Foolish, inane; A dope fiend, a...

Ancestry of “nitty”, step by step

nitty traces back through two separate lines of ancestry.

via English nitty-gritty

StepLanguageWordMeaning
1Englishnitty-grittyThe core or essence of something; the details
2EnglishgrittyContaining sand or grit; consisting of grit;...
3English-yAdded to nouns and adjectives to form adjectives...
4Middle English-yDesignates an adjective, in many cases formed by...
5Old English-iġ-y, -ic
6Proto-West Germanic-gForms adjectives from nouns and verbs with a...
7Proto-Germanic-gaz-y
8Proto-Indo-European-ḱos-y, -ic

via Latin nitidus

StepLanguageWordMeaning
1Latinnitidusshining, polished, glittering; handsome,...
2Latin-idustending to
3Proto-Italic*-iðos

Words derived from “nitty

Every word from Proto-Indo-European -ḱos
nitty — Etymology, Origin & Word History | Etymology Explorer