Where does “ken” come from?

ken (Papiamentu) comes from Kabuverdianu ken, from Portuguese quem, from Old Portuguese quen, from Latin quĕm, from Latin quī, from Latin -cumque, from Latin cumque, from Latin cum — to bend; curve; arch; vault; to bow, bend, arch,...

ken (Papiamentu): who

Definitions

Ancestry of “ken”, step by step

ken traces back through two separate lines of ancestry.

via Kabuverdianu ken

Step	Language	Word	Meaning
1	Kabuverdianu	ken	who
2	Portuguese	quem	who; whom; those who; people who; anyone who
3	Old Portuguese	quen	—
4	Latin	quĕm	relative
5	Latin	quī	who, that, which, what
6	Latin	-cumque	Used to derive indefinite adjectives, adverbs and...
7	Latin	cumque	however, whenever, howsoever, whensoever
8	Latin	cum	with, along with; at; -fold
9	Old Latin	com	Alternative form of cum
10	Proto-Italic	kom	with, along, at
11	Proto-Indo-European	ḱóm	beside, near, by, with
12	Proto-Indo-European	ḱe	Deictic particle, here; Post-positional...
13	Middle English	kyt	—
14	German	kitt	putty certain kinds of cement used for fixing e.g. window panes
15	Old High German	kuti	—
16	Proto-West Germanic	kwidu	gum, resin
17	Proto-Germanic	kweduz	resin
18	Proto-Indo-European	gʷet-	resin, gum; to say, speak
19	Proto-Indo-European	gū-	to bend; curve; arch; vault; to bow, bend, arch,...

via Spanish quién

Step	Language	Word	Meaning
1	Spanish	quién	who?, whom?; whose?; if only; I wish

Every word from Proto-Indo-European gū- →Every word from Proto-Indo-European gʷet- →Every word from Proto-Germanic kweduz →