Where does “lunatically” come from?

lunatically (English) comes from English ally, from Middle English allie, from Middle English allien, from Old French alier, from Latin alligō, from Latin ad-, from Latin īn-, from Latin în — in.

lunatically (English): In a lunatic or lunatical manner; crazily

Definitions

  1. In a lunatic or lunatical manner; crazily

Ancestry of “lunatically”, step by step

lunatically traces back through two separate lines of ancestry.

via English ally

StepLanguageWordMeaning
1EnglishallyTo unite, or form a connection between, as...
2Middle EnglishallieThe state of having marital or family relations...
3Middle EnglishallienTo ally; to make a pact or confederacy; To marry...
4Old Frenchalierto unite; to join together
5Latinalligōto bind to, up or around something, tie, fetter, fasten; bandage
6Latinad-to; usually prefixed to verbs, in which cases it...
7Latinīn-un-, non-, not
8Latinînin, at, on, upon, from (space)
9Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
10Proto-Italicenin
11Proto-Indo-Europeanh₁énin

via English lunatic

StepLanguageWordMeaning
1EnglishlunaticAn insane person; Crazed, mad, insane, demented
2Middle Englishlunatiklunatic
3Old Frenchlunatique
4LatinlūnāticusOf, or living on, the moon
5Latinlūna
6Old Latinlosna
7Proto-Italiclouksnāmoon
8Proto-Indo-Europeanlówksneh₂moon
9Proto-Indo-Europeanlewḱ-lynx
10Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European h₁én
lunatically — Etymology, Origin & Word History | Etymology Explorer