pretense vs imagination

pretense and imagination both are nouns.

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

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

Other hypernyms of pretense include imagery, imaging, mental imagery.

pretense (noun)	imagination (noun)
the act of giving a false appearance	the formation of a mental image of something that is not perceived as real and is not present to the senses
a false or unsupportable quality	the ability to form mental images of things or events
an artful or simulated semblance	the ability to deal resourcefully with unusual problems
imaginative intellectual play
pretending with intention to deceive