Where does “quecchen” come from?

quecchen (Middle English) comes from Old English cweċċan, from Proto-Germanic kwakjaną, from Proto-Indo-European gʷog- — to shake, swing.

Ancestry of “quecchen”, step by step

Step	Language	Word	Meaning
1	Old English	cweċċan	to shake, swing, move, vibrate, shake off, give...
2	Proto-Germanic	kwakjaną	to shake, shake about, jolt, swing; to shake,...
3	Proto-Indo-European	gʷog-	to shake, swing