Rigid disk

Rigid box

Generic rigid body

Rigid polygon body

Unmovable rigid plane

Give him rigid training.

Plastic.

Plastic?

Military discipline is literally rigid.

The whole body jerks rigid.

If you're sitting in a hard chair on a rigid surface, you'll be more rigid.

He is rigid in his views.

It's very flat, kind of rigid.

I was brought up under rigid discipline.

Because triangles are the only rigid structures.

It's plastic pollution.

Plastics. Plastic ware.

The pupils are supposed to observe rigid discipline.

The frame of the machine should be rigid.

He's very rigid in his ideas on marriage.

Do you take plastic?

Do you take plastic?

Do you take plastic?

Do you take plastic?

People use plastic everywhere.

Covered with plastic fragments.

It's a plastic bag.

Even plastic wrap expires.

Passports, traveler's checks, plastic.

There's a very rigid hierarchy in the Civil Service.

It goes without saying military discipline is literally rigid.

And every step is very rigid and very deliberate.

Controls your 3D plastic printer

Plastic does not burn easily.

Plastic does not break easily.

And that's a plastic polymer.

There's plastic on the furniture.

Although they're part of the plastic, they're not covalently bonded to the plastic backbone.

The New York Times has very rigid policies about that.

The rigid parts of the model are defined by bones.

Grady, Kansas, the American gothic, rigid, proud of its tradition.

So math is not as rigid as you might imagine.

If you want to eat a biscuit nowadays we have to buy a biscuit within a plastic wrapper, within a plastic tray, within a cardboard box, within a plastic foil, within a plastic bag.

This chair is made of plastic.

I grow tomatoes in plastic houses.