Where does “どうしても” come from?

どうしても (Japanese) comes from Japanese も, from Old Japanese も, from Proto-Japonic mə, from Arabic مَن — who?; who.

どうしても (Japanese): no matter what

Definitions

  1. no matter what

Ancestry of “どうしても”, step by step

どうしても traces back through two separate lines of ancestry.

via Japanese も

StepLanguageWordMeaning
1JapaneseもUsed to form the conjectural form of verbs,...
2Old Japaneseもnon-unique topic marker: also, even
3Proto-Japonicmənon-unique topic marker: also, even, too, as well
4Arabicمَنwho?; who

via Japanese どうして

StepLanguageWordMeaning
1Japaneseどうしてwhy, for what reason, what for
Every word from Arabic مَن →Every word from Proto-Japonic mə →Every word from Old Japanese も →