noun
dog paddle; doggy paddle
A simple swimming style where the swimmer paddles with hands and feet like a dog.
彼は犬かきでプールの端まで泳いだ。
He swam to the edge of the pool using the dog paddle.
Compound of 犬 (いぬ, 'dog') and かき (連用形 of かく, 'to paddle, scratch'). Literally 'dog paddling'.