Hover

google

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late Middle English: from archaic hove ‘hover, linger’, of unknown origin.

wiktionary

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From Middle English hoveren, equivalent with hove +‎ -er(frequentative suffix).

Unknown

etymonline

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hover (v.)

c. 1400, hoveren, frequentative of hoven "hover, tarry, linger;" see hove (v.1). Related: Hovered; hovering. As a noun from 1510s.