Meaning

originEtymology tree Proto-Indo-European *kʷ- Proto-Indo-European *kʷís Proto-Germanic *hwō Old English hū Middle English how English how From Middle English how, hou, hu, hwu, from Old English hū, from Proto-West Germanic *hwō, from Proto-Germanic *hwō (“through what, how”), from the same root as hwæt (“who, what”). /hw/ > /h/ due to wh-cluster reduction in Old English; compare who, which underwent…

Etymology from Wiktionary, CC BY-SA 3.0