kʷo- / Indo-European roots
Examples of words with the root kʷo-: aliquot, cheese, cooncan, cue, either, hidalgo, how, neither, neuter, qua, quality, quantity, quasi, quibble, quiddity, quidnunc, quip, quodlibet, quondam, quorum, quote, quotidian, quotient, ubiquity, what, when, whence, where, whether, which.
Stem of relative and interrogative pronouns.
▲ Derivatives include who, whether, either, quorum, quip, quality.
a. who, whose, whom from Old English hwā, hwæs, hwǣm, who, whose, whom, from Germanic personal pronouns *hwas, *hwasa, *hwam;
b. what from Old English hwæt, what, from Germanic pronoun *hwat;
c. why from Old English hwȳ, why, from Germanic adverb *hwī;
d. which from Old English hwilc, hwelc, which, from Germanic relative pronoun *hwa-līk- (*līk-, body, form; see līk-);
e. how from Old English hū, how, from Germanic adverb *hwō;
f. (i) when from Old English hwenne, hwanne, when; (ii) whence from Old English hwanon, whence. Both
(i) and (ii) from Germanic adverb *hwan-;
g. whither from Old English hwider, whither, from Germanic adverb *hwithrē;
h. where from Old English hwǣr, where, from Germanic adverb *hwar-. a-h all from Germanic *hwa-, *hwi-.
a. whether; neither from Old English hwæther, hwether, which of two, whether;
3. qua, quibble, quorum from Latin quī, who.
4. hidalgo, quiddity, quidnunc, quip; kickshaw from Latin quid, what, something.
5. quasi from Latin quasi, as if (< quam + sī, if; see swo-), from quam, as, than, how.
6. quodlibet from Latin quod, what.
7. Suffixed form *kwo-ti.
a. quote, quotidian, quotient; aliquot from Latin quot, how many;
b. further suffixed form *kwo-ty-o-. posology from Greek posos, how much.
8. quondam from Latin quom, when.
9. cooncan from Latin quem, whom.
10. quantity from Latin quantus, how great.
11. quality; kickshaw from Latin quālis, of what kind.
12. cue2 from Latin quandō, when (from *kwām + -dō, to, til; see de-)
13. neuter from Latin uter, either of two, ultimately from *kwo-tero- (becoming -cuter in such compounds as necuter, neither, from which uter was abstracted out by false segmentation).
14. ubiquity from Latin ubi, where, ultimately from locative case *kwo-bhi (becoming -cubi in such compounds as alicubi, somewhere, from which ubi was abstracted out by false segmentation, perhaps under the influence of ibi, there).
15. cheese3 from Old Persian *ciš-ciy, something (< *kwid-kwid).
[Pokorny k̒ͧo- 644.]