Where does “informally” come from?

Informally derives from English informal, from Old English -līċ meaning "like," combined with Latin in- "not" and Latin -alis, ultimately from Ancient Greek μορφή "form" and Proto-Indo-European ḱóm.

informally (English): In an irregular or informal manner; without the...

Definitions

  1. In an irregular or informal manner; without the...

Ancestry of “informally”, step by step

StepLanguageWordMeaning
1EnglishinformalNot formal or ceremonious; Not in accord with the...
2EnglishformalBeing in accord with established forms; Official;...
3Middle Englishformel
4Old Frenchformel
5Latinformālisformal
6French-ïsme-ism, variant of -isme following vowels
7Latin-ismaAlternative form of -ismus; -ism
8Latin-ismus-ism
9Ancient Greek-ισμόςForms abstract nouns
10Ancient Greek-μόςForms abstract nouns
11Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European -mós
informally — Etymology, Origin & Word History | Etymology Explorer