He underwent an appendectomy.

Many wild animals live in this place overgrown with grass.

He caught fish using a fishing net.

A grand sumo wrestling match is a splendid combination of strength and technique.

He seriously reflected on his actions.

He reflected seriously on his actions.

He is good at the game of blind mahjong.

He specializes in the study of birds of prey.

He saved money as a safety net before starting his own business.

You should consult a doctor about abnormal growth of pubic hair.