Where does “krimbaną” come from?

krimbaną (Proto-Germanic) comes from Proto-Germanic krumpōną, from Proto-Indo-European grembʰ-, from Proto-Indo-European grebʰ-, from Proto-Indo-European ger- — to turn, bend, twist, wind; to tie, bind...

Ancestry of “krimbaną”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	krumpōną	to shrink, draw back from
2	Proto-Indo-European	grembʰ-	—
3	Proto-Indo-European	grebʰ-	—
4	Proto-Indo-European	ger-	to turn, bend, twist, wind; to tie, bind...

Every word from Proto-Indo-European ger- →Every word from Proto-Indo-European grebʰ- →Every word from Proto-Indo-European grembʰ- →