hove (v.1)
"wait, linger, hover," mid-13c., of unknown origin. Chiefly nautical at first, of ships standing off a coast, also of birds in the air. Common 13c.-16c., then superseded by its derivative, hover.
hove (v.2)
"to rise up, to swell," 1590s, from heave, perhaps pulled from a past tense form.