What do you expect from a pig but a grunt.

The pig grunts.

He grunted.

How'd your project go?" "I did all the grunt work, yet my group still managed to get a 'C'."

In the evening I went out on safari again, at night I fell asleep hearing the grunting of the hippos.

Marzipan pigs do not grunt.

The boar is grunting.

Tom grunted.

The sentence was primitive, scraping its knuckles on the floor and grunting with heavy threats.

He grunted his thanks.