Peeping Tom vs spectator

Peeping Tom and spectator both are nouns.

Word	Noun	Adjective	Verb	Adverb
Peeping Tom	Yes	No	No	No
spectator	Yes	No	No	No

As nouns, spectator is a hypernym of Peeping Tom; that is, spectator is a word with a broader meaning than Peeping Tom:

Peeping Tom: a viewer who enjoys seeing the sex acts or sex organs of others
spectator: a close observer; someone who looks at something (such as an exhibition of some kind)

Other hypernyms of Peeping Tom include looker, viewer, watcher, witness.

Peeping Tom (noun)	spectator (noun)
a viewer who enjoys seeing the sex acts or sex organs of others	a woman's pump with medium heel; usually in contrasting colors for toe and heel
	a close observer; someone who looks at something (such as an exhibition of some kind)