In no particular order

1.Feasant

2.Hornswoggle

3.Papoose

4.Gizzard

5.Dumpling

6.Babushka

7.Pumpernickel

8.Smorgasbord

9.Spasm

10.Doichmark

11.Clavicle

12.Baboon

13.Poop

14.Sphincter

15.Bosom

16.Booger

17.Hamper

18.Porridge

19.Nostril

20.Gobbledygook

If you have any other words that you think are funny, too bad, you stink.