A wave of the sea.

A wave, a billow.

A wave, billow.

? Wave, billow. Obsolete. rare.

A wave, billow (literal and figurative). Also: the sea.

A wave (of the sea).

A great swelling wave of the sea, produced generally by a high wind; but often used as merely = Wave, and hence poetically for ‘the sea’.

(a) a wave of the ocean; (b), a shave.

a wave in which the water molecules move horizontally in the direction of the wave's motion, forming a prominent crest which moves forwards…

A small billow.