Where does “rattishly” come from?

rattishly (English) comes from English rattish, from English ratty, from English -y, from Middle English -y, from Old English -iġ, from Proto-West Germanic -g, from Proto-Germanic -gaz, from Proto-Indo-European -ḱos — -y, -ic.

rattishly (English): In a rattish manner

Definitions

  1. In a rattish manner

Ancestry of “rattishly”, step by step

rattishly traces back through two separate lines of ancestry.

via English rattish

StepLanguageWordMeaning
1Englishrattishpertaining to rats; exhibiting qualities that are...
2EnglishrattySimilar to a rat; ratlike; Infested with rats; In...
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 English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European -ḱos