Where does “Pianistin” come from?

Pianistin (German) comes from German Pianist, from German Piano, from Italian piano, from Italian -ano, from Latin -ant, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

Ancestry of “Pianistin”, step by step

StepLanguageWordMeaning
1GermanPianistpianist male or of unspecified gender
2GermanPianopiano musical instrument
3Italianpianoplane; flat, level; plain
4Italian-anoUsed with a stem to form the third-person plural...
5Latin-antthird-person plural present active indicative of...
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she
Every word from Chichewa iyeEvery word from Proto-Indo-European -yétiEvery word from Italian -ano