Kev learns new words

A plenary session or plenary meeting is one that is attended by everyone who has the right to attend

 roughly speaking

not limited by rules or any other controlling influence

 very steeply

the introduction of new money into the money supply by a central bank

instigate or stir up (an undesirable or violent sentiment or course of action)

 a limit or boundary

a paramilitary police officer in France and other French-speaking countries

  extremely active, or too excited, imaginative, or emotional;  related to fever

 the recurrence of an undesirable condition

 a short, thick stick used as a weapon

 damage (someone's reputation)

a prosperous area beyond a city's suburbs

 a follower or assistant of an important person

to give warning of; predict or foreshadow · to indicate or signify; mean

relating to a governor, particularly that of a state in the US

a spiral or vortex

activity which involves wild, uncontrolled behaviour and feelings of great pleasure and excitement

optimistic or positive, especially in an apparently bad or difficult situation

 a natural, warlike, aggressive disposition to fight

a direct ancestor, or source from which something develops

the customs, norms, and behaviors that are acceptable to a society or social group

a person who participated in a social movement of the 1950s and early 1960s which stressed artistic self-expression and the rejection of the mores of conventional society, or broadly : a usually young and artistic person who rejects the mores of conventional society

 serving as a typical example of something

criticism of, or unkind remarks about someone or something that show you do not respect them 

a remark or statement, especially one with a moral content, that has been used too often to be interesting or thoughtful.

Serving as a substitute; synthetic; artificial