Polonius has just asked Hamlet what he is reading. Of course what he wants Hamlet to say is the name of the book. But just to be irritating Hamlet responds "Words, words, words."
Verbal ones lol. Words that we've learned and that come into our brain are the ones that we say. If they did not come into our brain first, it'd be impossible for us to speak them!
Parangariqutirimiquaro. This is an example of such a word, and it is a real place in Mexico. I dont think there is a word for words that are fun to say. Perhaps we should make one up! ___________...