In what way or by what method; also used to ask about amount or degree.
From Old English “hū,” related to Old High German “hwuo” and Gothic “hva,” all question words. It has long been used to ask about manner and degree.
“How” is a tiny word that opens the door to process, not just facts: not “what is it?” but “how does it work?” Children’s constant “how” questions are basically early science experiments.
Complete word intelligence in one call. Free tier — 50 lookups/day.