Where does “esperantystka” come from?

esperantystka (Polish) comes from Polish esperantysta, from Polish esperanto, from Esperanto Esperanto, from Esperanto esperi, from Portuguese esperar, from Old Portuguese asperar, from Old Spanish esperar, from Latin spērō — to succeed, to prosper.

Ancestry of “esperantystka”, step by step

StepLanguageWordMeaning
1PolishesperantystaEsperantist
2PolishesperantoEsperanto
3EsperantoEsperantoEsperanto; one who hopes
4Esperantoesperito hope
5Portugueseesperarto wait; to hope; to expect; to anticipate
6Old Portugueseasperar
7Old Spanishesperarto wait for, await
8Latinspērōto hope, expect
9Latinspeshope; expectation, anticipation, apprehension
10Proto-Italicspēshope
11Proto-Indo-Europeanspéh₁sprosperity, success
12Proto-Indo-Europeanspeh₁-to succeed, to prosper
Every word from Proto-Indo-European speh₁-Every word from Proto-Indo-European spéh₁sEvery word from Proto-Italic spēs