Where does “swordsmistress” come from?

swordsmistress (English) comes from English Mistress, from Middle English maistresse, from Old French maistresse, from Old French maistre, from Latin magister, from Proto-Italic magisteros, from Proto-Indo-European méǵh₂isteros, from Proto-Indo-European méǵh₂s — big, great.

Ancestry of “swordsmistress”, step by step

swordsmistress traces back through two separate lines of ancestry.

via English Mistress

StepLanguageWordMeaning
1EnglishMistressUsed as the title of a married woman before her...
2Middle Englishmaistressemistress
3Old Frenchmaistresse
4Old Frenchmaistremaster; Master; magister
5Latinmagisterteacher; master; a title of the Middle Ages,...
6Proto-Italicmagisterosbigger, greater
7Proto-Indo-Europeanméǵh₂isteros
8Proto-Indo-Europeanméǵh₂sbig, great

via English sword

StepLanguageWordMeaning
1EnglishswordA long-bladed weapon with a hilt, and usually a...
2Middle Englishswordsword, sabre; Military might or power
3Old EnglishswordAlternative form of sweord
4Old Englishsweorda sword
5Proto-Germanicswerdąsword
6Proto-Indo-Europeanswēr-heavy
Every word from Proto-Indo-European méǵh₂sEvery word from Proto-Indo-European méǵh₂isterosEvery word from Proto-Italic magisteros