Where does “कभू” come from?

कभू (Brahui) comes from Hindi कब, from Hindi कृत्रिम बुद्धि, from Hindi बुद्धि, from Sanskrit बुद्धि, from Proto-Indo-Aryan bʰúddʰiṣ, from Proto-Indo-Iranian bʰúdᶻdʰiš, from Proto-Indo-European bʰúdʰtis, from Proto-Indo-European bʰewdʰ- — to be awake, be aware.

Ancestry of “कभू”, step by step

StepLanguageWordMeaning
1Hindiकबwhen
2Hindiकृत्रिम बुद्धिartificial intelligence
3Hindiबुद्धिintelligence
4Sanskritबुद्धिintelligence, the power of forming and retaining...
5Proto-Indo-Aryanbʰúddʰiṣ
6Proto-Indo-Iranianbʰúdᶻdʰiš
7Proto-Indo-Europeanbʰúdʰtis
8Proto-Indo-Europeanbʰewdʰ-to be awake, be aware
Every word from Proto-Indo-European bʰewdʰ-Every word from Proto-Indo-European bʰúdʰtisEvery word from Proto-Indo-Iranian bʰúdᶻdʰiš