extortionate vs unconscionable

extortionate and unconscionable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
extortionate	No	Yes	No	No
unconscionable	No	Yes	No	No

As adjectives, extortionate and unconscionable are synonyms defined as:

extortionate and unconscionable: greatly exceeding bounds of reason or moderation

Other synonyms of extortionate include exorbitant, outrageous, steep, usurious.

extortionate (adjective)	unconscionable (adjective)
greatly exceeding bounds of reason or moderation	greatly exceeding bounds of reason or moderation
	lacking a conscience