"It's cold! I hate it!" Yoshiki complains with teary face.

She complained to me of my small salary.

She is muttering to herself.

He grunted his agreement without looking at me.

He's mumbling something.

He is constantly complaining.

She would often hear him grumbling to himself.

My grandfather was always grumbling about something or other.

He has red spots all over his body.

I heard him mumble to himself.

My wife's constant nagging is getting me down.

I have spots coming out all over my face.

I'm getting little pimples on my face. I wonder if I've been getting enough sleep lately.

Some managers murmured at his appointment as president.

He grunted his thanks.

He was still mumbling something about hospitals at the end of the party when he slipped on a piece of ice and broke his left leg.

That child murmured something in his sleep.

What did you grumble a while ago?

Stop complaining and do the work you were asked to do.