They are fun to say. I enjoy calling them tasty words.
Aristotle
Banana
Cougars
Diphthong
Electromagnetism
Fuse
Gargantuan
Herd
Ignatius
Judo
Kernel
Lopsided
Melancholy
Nefertiti
Ocular
Porkchops
Quail
Rambunctious
Sourdough
Titicaca
Ushered
Vernacular
Whistle-Pig
Xena
Yodel
Zonked