1. in a manner that involves or constitutes extortion; by means of coercion or illegal pressure
Usage: formal; often used in legal or serious contexts
2. at an excessively high price or rate; in an unreasonably expensive manner
Usage: informal; common in everyday speech about pricing

Examples

• The landlord was accused of raising rent extortionately to force tenants out.
• Concert tickets were priced extortionately, making them unaffordable for most fans.
• The company extortionately demanded payment in exchange for returning the stolen data.
• Hotel rooms near the airport cost extortionately during peak season.
• He was charged extortionately for a simple repair job.
• The regime extortionately taxed the population to fund its military.