Where does “slægur” come from?

slægur (Icelandic) comes from Old Norse slǿgr, from Proto-Germanic slōgiz, from Proto-Indo-European slak- — to hit; strike; to hit, strike, throw; to hit,...

slægur (Icelandic): crafty, sly, cunning; profit, gain

Definitions

crafty, sly, cunning; profit, gain

Ancestry of “slægur”, step by step

Step	Language	Word	Meaning
1	Old Norse	slǿgr	crafty, cunning, sly
2	Proto-Germanic	slōgiz	able to strike; sly, cunning, clever
3	Proto-Indo-European	slak-	to hit; strike; to hit, strike, throw; to hit,...

Every word from Proto-Indo-European slak- →Every word from Proto-Germanic slōgiz →Every word from Old Norse slǿgr →