"He seems a bit excitable," says the tentacle person, in its awful squelchy voice. "My apologies."

Excitable here seems to be polite euphemism for terrified out of his mind, now that the illithid's glamour has collapsed. But its new acquaintance seems to be handling the tentacles better than most, to such a degree that the Emperor is briefly uncertain what this man does see. It sets the dog's collar and leash down on the table, surrendering the doomed attempt to wrangle the thing.

"Perhaps he'd be more receptive if you were to try."