From extortion + -ate.

• (RP) IPA: /ɛkˈstɔːʃənət/
• (America) IPA: /ɛkˈstɔɹʃənət/

extortionate

1. Of, related to, or typifying extortion.

   Synonyms: extortionable, extortionary, extortious, extortive, gripeful

2. Greatly exceeding what is moderate or reasonable; exorbitant.

   Synonyms: extortionable, extortious

   Antonyms: modest, unextortionate

   • 1853 January, Currer Bell [pseudonym; Charlotte Brontë], “Faubourg Clotilde”, in Villette. […], volume III, London: Smith, Elder & Co., […], →OCLC ↗, page 337 ↗:

     […] I have the satisfaction to think you are in good hands; M. Miret will not be extortionate: the first year's rent you already have in your savings; afterwards Miss Lucy must trust God, and herself.

• extorsive (rare)
• extorsively
• extort
• extorted (adjective)

• extorter
• extortion
• extortionable
• extortionary
• extortioner
• extortionist
• extortionous (obsolete)
• extortious (obsolete)
• extortive

• Spanish: extorsivo