Where does “unhinged” come from?

Unhinged comes from English hinge, from Latin unus meaning "one," tracing to Proto-Indo-European óynos and ultimately to the root ano-.

unhinged (English): simple past tense and past participle of unhinge;...

Definitions

  1. simple past tense and past participle of unhinge;...

Ancestry of “unhinged”, step by step

unhinged traces back through 3 separate lines of ancestry.

via English ED

StepLanguageWordMeaning
1EnglishEDInitialism of erectile dysfunction; Initialism of...
2Japaneseエンディングending, especially of a broadcast or performance
3EnglishendingA termination or conclusion; The last part of...
4Middle EnglishendingAlternative form of endyng
5Middle EnglishendyngAn ending, termination, or conclusion;...
6Old Englishendungending
7Old Englishendianto end, make an end of; to finish, complete; to...
8Proto-Germanicandijōnąto end, bring to an end, finish
9Proto-Germanicandijazend
10Proto-Indo-Europeanh₂entíosfront; forehead
11Proto-Indo-Europeanh₂ent-face; forehead; front
12Proto-Indo-Europeanh₂en-on, onto

via English unhinge

StepLanguageWordMeaning
1EnglishunhingeTo remove the leaf of a door or a window from its...
2EnglishUn-not
3EnglishstillNot moving; calm; Not effervescing; not...
4Old Englishstillanbecome calm, abate, subside; calm, pacify,...
5Proto-West Germanicstillijanto make still, quiet
6Proto-West Germanic-janCreates denominative verbs from nouns; Creates...
7Proto-Germanic-janąDerives denominatives from nouns and factitives...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English un

StepLanguageWordMeaning
1EnglishunOne

Words derived from “unhinged

Every word from Proto-Indo-European h₂en-
unhinged — Etymology, Origin & Word History | Etymology Explorer