(a sound of) a small movement on the surface of water, crops etc, e.g. made by a gentle wind; a sound of quiet laughter or gossip in a crowd

wave; wrinkle

a tube-shaped object, usually part of a machine, used for pressing, smoothing, crushing etc; a tube-shaped piece placed under an object to make movement easy, or round which something may be rolled easily

sea surf, current

of a tide or tides

gushing, abounding

a long ridge of water, especially on the sea, curling over and breaking on the shore; a steady increase and spread; a group of wavelengths used for radio broadcast; to move to and from, up and down

sea surf, current