Don't be so rigid.

We'll be bored rigid without you.

Further, it has been demonstrated that any such approach cannot be rigid.

of which either the secondary or the outer packaging shall be rigid.

The Chairperson said that being rigid might delay access to the document.

This assumption has proven to be too rigid in practice.

There can be no rigid one-size-fits-all approach.

SAROYAN: Don't you think you're being a little rigid?

Don't you think you're being a little rigid?

He did not, however, wish to be too rigid in prescribing a time limit.