To propel something through water with a paddle, oar, hands, etc.
To row a boat with less than one's full capacity.
To spank with a paddle.
To pat or stroke amorously or gently.
To tread upon; to trample.
To walk or dabble playfully in shallow water, especially at the seaside.
To toddle.
To toy or caress using hands or fingers.
Spanked with a paddle, e.g. in corporal punishment.