prepossession vs persuasion

prepossession and persuasion both are nouns.

Word	Noun	Adjective	Verb	Adverb
prepossession	Yes	No	No	No
persuasion	Yes	No	No	No

As nouns, persuasion is a hypernym of prepossession; that is, persuasion is a word with a broader meaning than prepossession:

prepossession: an opinion formed beforehand without adequate evidence
persuasion: a personal belief or judgment that is not founded on proof or certainty

Other hypernyms of prepossession include opinion, sentiment, thought, view.

prepossession (noun)	persuasion (noun)
an opinion formed beforehand without adequate evidence	a personal belief or judgment that is not founded on proof or certainty
the condition of being prepossessed	the act of persuading (or attempting to persuade); communication intended to induce belief or action