Svengali vs inducer

Svengali and inducer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Svengali	Yes	No	No	No
inducer	Yes	No	No	No

As nouns, inducer is a hypernym of Svengali; that is, inducer is a word with a broader meaning than Svengali:

Svengali: someone (usually maleficent) who tries to persuade or force another person to do his bidding
inducer: someone who tries to persuade or induce or lead on

Other hypernyms of Svengali include persuader.

Svengali (noun)	inducer (noun)
the musician in a novel by George du Maurier who controls Trilby's singing hypnotically	someone who tries to persuade or induce or lead on
someone (usually maleficent) who tries to persuade or force another person to do his bidding	an agent capable of activating specific genes