Enough
Part of speech: adverb
Definition: sufficiently
Part of speech: determiner
Definition: sufficient; all that is required, needed, or appropriate
Part of speech: pronoun
Definition: A sufficient or adequate number, amount, etc.
Part of speech: interjection
Definition: stop! Don't do that anymore, etc.
Example sentence: If you live long enough, you'll make mistakes. But if you learn from them, you'll be a better person. It's how you handle adversity, not how it affects you. The main thing is never quit, never quit, never quit.
Sufficient
Part of speech: adjective
Definition: Equal to the end proposed; adequate to wants; enough; ample; competent; as, provision sufficient for the family; an army sufficient to defend the country.Possessing adequate talents or accomplishments; of competent power or ability; qualified; fit.Capable of meeting obligations; responsible.Self-sufficient; self-satisfied; content.
Part of speech: determiner
Definition: the smallest amount needed
Example sentence: It is not sufficient to see and to know the beauty of a work. We must feel and be affected by it.