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displace – v. force people to move from one place, job, etc. to another
retail – n. the activity of selling products to the public
patent – n. official document giving a person or company the right to be the only one that makes or sells a product for a certain period of time
beggar – n. person who lives by asking people to give them money, food, etc.
disruption – n. causing something to be unable to continue in the normal way
reconfigure – v. change the way something is arranged or prepared
filter – v. remove something unwanted
ethical – adj. involving questions of right and wrong behavior
evolve – v. to develop or make something develop over time
cognitive – adj. of, relating to, or involving conscious mental activities
concrete – adj. of or related to a real thing, people or actions
flexible – adj. able to easily change or adapt to a situation
