affectation vs pretense

affectation and pretense both are nouns.

Word	Noun	Adjective	Verb	Adverb
affectation	Yes	No	No	No
pretense	Yes	No	No	No

As nouns, pretense is a hypernym of affectation; that is, pretense is a word with a broader meaning than affectation:

Other hypernyms of affectation include feigning, pretence, pretending, simulation.

affectation (noun)	pretense (noun)
a deliberate pretense or exaggerated display	the act of giving a false appearance
	a false or unsupportable quality
	an artful or simulated semblance
	imaginative intellectual play
	pretending with intention to deceive