Where does “bajdoły” come from?

bajdoły (Polish) comes from Maltese bajda, from Arabic بَيْضاء — the white one.

Ancestry of “bajdoły”, step by step

Step	Language	Word	Meaning
1	Maltese	bajda	singulative of bajd; feminine singular of abjad
2	Arabic	بَيْضاء	the white one