Where does “*quaest-” come from?

*quaest- (Vulgar Latin) comes from Latin quaerō, from Proto-Italic kʷaizeō, from Proto-Indo-European kʷeh₂- — to acquire.

Ancestry of “*quaest-”, step by step

StepLanguageWordMeaning
1Latinquaerōto seek, look for
2Proto-Italickʷaizeō—
3Proto-Indo-Europeankʷeh₂-to acquire

Words derived from “*quaest-”

Every word from Proto-Indo-European kʷeh₂- →Every word from Proto-Italic kʷaizeō →Every word from Latin quaerō →