Perquisite vs. Prerequisite — What's the Difference?

A benefit which one enjoys or is entitled to on account of one's job or position

A thing that is required as a prior condition for something else to happen or exist

A payment, profit, or benefit received in addition to a regular wage or salary, especially when due or expected.

Required as a prior condition

Something regarded or claimed as an exclusive right by virtue of one's social position or rank

Required or necessary as a prior condition

A gratuity; a tip.

Something that is prerequisite, as a course that is required prior to taking an advanced course.

(chiefly in the plural) Any monetary or other incidental benefit beyond salary.

Required as a prior condition of something else; necessary or indispensable.

A gratuity.

Something that is required as necessary or indispensable, or as a prior condition of something else.

A privilege or possession held or claimed exclusively by a certain person, group or class.

In education, a course or topic that must be completed before another course or topic can be started. May be colloquially referred to as a prereq.

Something gained from a place or employment over and above the ordinary salary or fixed wages for services rendered; especially, a fee allowed by law to an officer for a specific service.

Previously required; necessary as a preliminary to any proposed effect or end; as, prerequisite conditions of success.

Things gotten by a man's own industry, or purchased with his own money, as opposed to things which come to him by descent.

Something previously required, or necessary to an end or effect proposed.

An incidental benefit awarded for certain types of employment (especially if it is regarded as a right);

Something that is required in advance;

A right reserved exclusively by a particular person or group (especially a hereditary or official right);

Required as a prior condition or course of study