Proto-Indo-European
*kʷ-
‘the primary interrogative root’
Every word has its own definition in its root. These English words share one: Proto-Indo-European *kʷ-.
31 English words in this record descend from Proto-Indo-European *kʷ-, most familiar first.
- what ← hwæt ← *hwat ← *hwat ← *kʷís
- when ← when(ne) ← hwonne ← *hwannē ← *hwan
- who ← hwā ← *hwaʀ ← *hwaz ← *kʷos
- which ← hwelċ ← *hwilīkaz ← *hwaz ← *kʷos
- how ← hū ← *hwō ← *hwō ← *kʷís
- where ← wher ← hwǣr ← *hwār ← *hwar
- why ← hwȳ ← *hwiu ← *hwī ← *kʷey
- whether ← hweþer ← *hwaþar ← *hwaþeraz ← *hwaz
- whose ← whos ← hwæs ← *hwes ← *hwaz
- whom ← hwām ← *hwammai ← *hwaz ← *kʷos
- neutral ← neutrālis ← neuter ← uter ← *kʷoteros
- quantity ← quantite ← quantité ← quantitās ← quantus
More words from *kʷ-
- ubiquitous
- whence
- rapunzel
- quip
- ubiquity
- whither
- cadenza
- quiddity
- alexiteric
- cadency
- quiddle
- ubiety
- ubicity
- ubicate
- ubiquitist
- ubiquitary
- ubication
- ubiquiter
- ubiquitism
From Wiktionary, by Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); adapted. License.
Etymograph / Proto-Indo-European *kʷ-