"Vilifier" is a word in ENGLISH

vilifier ENGLISH
Definition:

One who vilifies or defames.

Few words of positivity

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Ken Liu, The Paper Menagerie and Other Stories

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Laugh your heart out.

Where do old bowling balls end up?In the gutter!

asperser ENGLISH

One who asperses; especially, one who vilifies another.

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disparager ENGLISH

One who disparages or dishonors; one who vilifies or disgraces.

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