Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blackmailer
1 sense of blackmailer
Sense 1
blackmailer, extortioner, extortionist -- (a criminal who extorts money from someone by threatening to expose embarrassing information about them)
=> criminal, felon, crook, outlaw, malefactor -- (someone who has committed a crime or has been legally convicted of a crime)