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to play around (of a cat, dog, etc.); to frisk; to gambol; to frolic
猫がおもちゃでじゃれた。
The cat played around with a toy.
子犬たちがじゃれるのを眺めた。
I watched the puppies playing around.
子どもたちが犬とじゃれているのを見て笑顔になった。
Seeing the children playing with the dog made me smile.