intransitive verb. To heave upward on a wave or swell.

noun. The rising movement of a ship on a wave or swell.

noun. Upward angular displacement of the hull of a vessel measured in a longitudinal vertical plane at right angles with and on either side of a horizontal transverse axis passing through the center of flotation.

noun. The rising motion of water as a wave passes; a surge

verb. rise or heave upward under the influence of a natural force such as a wave

"The hens could fly high, out of range of the arrows, but would have to de - scend to within range to snatch the flag."

arise  come up  go up  lift  move up  

be poised  billow  bore  break  breakers  

scended  scending  scends