Where does “koristaja” come from?

koristaja (Estonian) comes from Estonian -ja, from Proto-Finno-Ugric *-ja, from Proto-Uralic -ja — Forms the present participle.

koristaja (Estonian): cleaner (a person whose occupation is to clean floors, windows and other things)

Definitions

  1. cleaner (a person whose occupation is to clean floors, windows and other things)

Ancestry of “koristaja”, step by step

StepLanguageWordMeaning
1Estonian-ja-er; derives various adverbs
2Proto-Finno-Ugric*-ja—
3Proto-Uralic-jaForms the present participle
Every word from Proto-Uralic -ja →Every word from Estonian -ja →Every word from Proto-Finno-Ugric *-ja →