←
Middle Low German slagge (derived)
←
Middle Low German slān (mention)
←
Serbo-Croatian шља̏ка (link)
→
English slack (borrowed)
→
Crimean Tatar şlak (derived)
→
Luxembourgish Schlak (cognate)
→
Russian шлак (borrowed)
→
Serbo-Croatian šljaka (mention)
→
Serbo-Croatian шљака (derived)