Where does “çirkin” come from?

çirkin (Azerbaijani) comes from Persian چرکین, from Persian چرک, from Bashkir čirik, from Bashkir čiri-, from Proto-Turkic čẹr — rot; disease; rotten, foul; to rot; illness;...

çirkin (Azerbaijani): ugly; dirty

Definitions

ugly; dirty

Ancestry of “çirkin”, step by step

Step	Language	Word	Meaning
1	Persian	چرکین	dirty, unclean
2	Persian	چرک	bread; dirty; pus
3	Bashkir	čirik	—
4	Bashkir	čiri-	—
5	Proto-Turkic	čẹr	rot; disease; rotten, foul; to rot; illness;...

Every word from Proto-Turkic čẹr →Every word from Bashkir čiri- →Every word from Bashkir čirik →