amusement

In a sentence

To my great amusement, the dog kept on chasing its tail and yelped when it bit it.

मेरो ठूलो मनोरञ्जनका लागि, कुकुर आफ्नै पुच्छरको पछि दौडिरह्यो र टोक्न पुग्दा कराउन थाल्यो।