expo vs peepshow

expo and peepshow both are nouns.

Word	Noun	Adjective	Verb	Adverb
expo	Yes	No	No	No
peepshow	Yes	No	No	No

As nouns, peepshow is a hyponym of expo; that is, peepshow is a word with a more specific, narrower meaning than expo:

expo: a collection of things (goods or works of art etc.) for public display
peepshow: an exhibition of pictures or objects viewed through a small hole or magnifying glass

Other hyponyms of expo include art exhibition, raree-show, fair.

expo (noun)	peepshow (noun)
a collection of things (goods or works of art etc.) for public display	a short pornographic film shown in a small coin-operated booth
	an exhibition of pictures or objects viewed through a small hole or magnifying glass