strawman vs deceiver

strawman and deceiver both are nouns.

Word	Noun	Adjective	Verb	Adverb
strawman	Yes	No	No	No
deceiver	Yes	No	No	No

As nouns, deceiver is a hypernym of strawman; that is, deceiver is a word with a broader meaning than strawman:

Other hypernyms of strawman include beguiler, cheat, cheater, slicker, trickster.

strawman (noun)	deceiver (noun)
an effigy in the shape of a man to frighten birds away from seeds	someone who leads you to believe something that is not true
a weak or sham argument set up to be easily refuted
a person used as a cover for some questionable activity