Where does “intentively” come from?

intentively (English) comes from English intentive, from Middle English ententif, from Old French ententif, from Late Latin intentivus, from Latin intendō, from Latin īn-, from Latin în, from Latin en — in.

intentively (English): With an intentive attitude or manner

Definitions

  1. With an intentive attitude or manner

Ancestry of “intentively”, step by step

intentively traces back through two separate lines of ancestry.

via English intentive

StepLanguageWordMeaning
1EnglishintentivePaying attention; attentive, heedful; Intent;...
2Middle Englishententif
3Old Frenchententif
4Late Latinintentivusintensive
5Latinintendōto stretch out; to strain
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Proto-Italic en