epoch-making vs important

epoch-making and important both are adjectives.

Word	Noun	Adjective	Verb	Adverb
epoch-making	No	Yes	No	No
important	No	Yes	No	No

epoch-making (adjective)	important (adjective)
highly significant or important especially bringing about or marking the beginning of a new development or era	of great significance or value
	of extreme importance; vital to the resolution of a crisis
	important in effect or meaning
	having or suggesting a consciousness of high position
	having authority or ascendancy or influence