Possible Clues:

• How the saint speaks, but only with difficulty
• Starts to speak tentatively then finally speaks
• Saint speaks: has trouble doing so?
• Speech disruptions
• Speaks haltingly
• New rust test leads to impediments, in a manner of speaking
• Good people to have around, say, with speech defects
• Stumbles out of small-time states
• Half the cast puts into words or fluff one's lines?
• Good person speaks and falters