And all that watched him spoke the Dirghic word of derision, which is "tee-hee."
The leetle cuffy looked at the gal, and then they both begun to giggle and tee-hee like any thing.
At the finish of this improvisation the dreadfully confused Minnie went, "tee-hee!"
All the rest of the evening she would point her finger at him and start again to tee-hee.
imitative of derisive laughter at least since Chaucer (cf. "The Miller's Tale").