These should be the only words in the body of the message.

But that was the only word he could make out.

And so he said the only words available to him.

These were the only words I ever heard him speak.

It might have been the only word of English he knew.

Those were the only words that would mean anything to her.

Those were the only words she seemed able to find.

The only words he could be sure of came at the very end.

That's the only word we have for her in English.

That was almost the only word be got out of her.