unbreakable

They let me out on one condition: that I be sworn into the crew by taking the pirates’ oath, which is as solemn and unbreakable as an oath can be.”

This is time-consuming, but if done correctly, it is absolutely unbreakable.

It’s not only downbeat but frustrating, like a tale of unbreakable addiction.

The prime minister's official spokesman added that the next 48 hours would see an "unbreakable friendship reach new heights".

The last word went to Mohammed Siraj, who personified the unbreakable spirit and never-say-die attitude of a young India team.