steerer vs deceiver

steerer and deceiver both are nouns.

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

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

steerer: a beguiler who leads someone into danger (usually as part of a plot)
deceiver: someone who leads you to believe something that is not true

Other hypernyms of steerer include accomplice, confederate, beguiler, cheat, cheater, slicker, trickster.

steerer (noun)	deceiver (noun)
a beguiler who leads someone into danger (usually as part of a plot)	someone who leads you to believe something that is not true
the person who steers a ship