Where does “lightningly” come from?

lightningly (English) comes from English lightning, from English lighten, from English -en, from Middle English -en, from Old English -en, from Old Norse -inn, from Proto-Norse -īna-, from Proto-Germanic -īnaz — adjectival suffix.

lightningly (English): Extremely quickly

Definitions

  1. Extremely quickly

Ancestry of “lightningly”, step by step

lightningly traces back through two separate lines of ancestry.

via English lightning

StepLanguageWordMeaning
1EnglishlightningA flash of light produced by short-duration,...
2EnglishlightenTo make brighter or clearer; to illuminate; To...
3English-enDenotes the past participle form when attached to...
4Middle English-enDenotes the past participle form when attached to...
5Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
6Old Norse-innUsed to create adjectives from nouns, meaning...
7Proto-Norse-īna-
8Proto-Germanic-īnaz-en
9Proto-Indo-European-iHnosCreates adjectives of materials
10Proto-Indo-European-no-adjectival suffix

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European -no-