(n) - a set of events or actions that happen again and again in the same order; a repeating series of events or actions

(adj) - happening again and again in the same order; happening in cycles

(n) - an extremely large, powerful, and destructive storm with very high winds that turn around in an area of low pressure

This latin root word means "around".

(n) - the length of a line that goes around a circle or other round shape

(n) - the complete path that an electric current travels along

(n) - a condition that surrounds or causes an event to happen

(v) - to get around something in a clever and sometimes dishonest way

This greek root word means "middle".

(adj) - located in the center of a thing or place

(adj) - when two or more objects share the same center point

(adj) - tending to act in strange or unusual ways