Where does “leghibásabb” come from?

leghibásabb (Hungarian) comes from Hungarian hibásabb, from Hungarian hibás, from Hungarian hiba, from Proto-Slavic xyba, from Proto-Slavic xybati, from Proto-Indo-European kʷsewbʰ-.

Ancestry of “leghibásabb”, step by step

Step	Language	Word	Meaning
1	Hungarian	hibásabb	—
2	Hungarian	hibás	guilty, blamable; faulty, flawed, wrong, bad;...
3	Hungarian	hiba	mistake, error, fault; fault; defect, deficiency,...
4	Proto-Slavic	xyba	fault
5	Proto-Slavic	xybati	to sway
6	Proto-Indo-European	kʷsewbʰ-	—

Every word from Proto-Indo-European kʷsewbʰ- →Every word from Proto-Slavic xybati →Every word from Proto-Slavic xyba →