Whatever the word is, he doesn't make guesses at it, though he does pause briefly to study the far shorter and older alien. Mindwalking was not in his skillset, whatever the Doctor was trying to think of could be anything at all.
"While you think of your word, tell me this. Where you are from, do you have stories of great heroes and their foes?"
no subject
"While you think of your word, tell me this. Where you are from, do you have stories of great heroes and their foes?"