Where does “strangely” come from?

Strangely derives from Middle English -ly added to strange, which comes from Old English -līċ, ultimately from Latin extraneus meaning "external," itself from Latin extra meaning "outside."

strangely (English): In a strange or coincidental manner;...

Definitions

  1. In a strange or coincidental manner;...

Ancestry of “strangely”, step by step

StepLanguageWordMeaning
1Middle EnglishstraungelyIn a strange or unexpected way; strangely, surprisingly
2Middle English-lyAlternative form of -liche
3Old English-līċsuffix forming {{glossary|adjective}}s meaning...
4Proto-Germanic*-līk
Every word from Proto-Germanic *-līkEvery word from Middle English -lyEvery word from Old English -līċ
strangely — Etymology, Origin & Word History | Etymology Explorer