c. 1600, of insects, agent noun from hum (v.). Meaning "energetic person or thing" is 1680s; that of "excellent person or thing" is slang from 1907. As short for Humvee, attested from 1983.
humiliate
humiliating
humiliation
humility
hummable
hummer
humming
hummock
hummus
humongous
humor
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