Where does “estar a fim” come from?

estar a fim (Portuguese) comes from Portuguese estar, from Old Portuguese estar, from Latin stō, from Proto-Italic staēō, from Proto-Indo-European sth₂éh₁yeti, from Proto-Indo-European *steh₂-.

estar a fim (Portuguese): }} to be desiring or interested (in someone)

Definitions

  1. }} to be desiring or interested (in someone)

Ancestry of “estar a fim”, step by step

estar a fim traces back through two separate lines of ancestry.

via Portuguese estar

StepLanguageWordMeaning
1Portugueseestarto be
2Old Portugueseestarto be
3Latinstōto stand
4Proto-Italicstaēōstand
5Proto-Indo-Europeansth₂éh₁yetito stand
6Proto-Indo-European*steh₂-

via Portuguese a fim

StepLanguageWordMeaning
1Portuguesea fim}} desiring or interested in
Every word from Proto-Indo-European *steh₂-Every word from Proto-Indo-European sth₂éh₁yetiEvery word from Proto-Italic staēō
estar a fim — Etymology, Origin & Word History | Etymology Explorer