Where does “lokien” come from?

lokien (Middle English) comes from Old English lōcian, from Proto-West Germanic lōkōn — to look, see.

Ancestry of “lokien”, step by step

Step	Language	Word	Meaning
1	Old English	lōcian	to look, see; to see, behold, look, gaze,...
2	Proto-West Germanic	lōkōn	to look, see

lokien — Etymology, Origin & Word History | Etymology Explorer