He was a epic hero. he is the same in the story
Both words can be used as either nouns or verbs, so that's not a foolproof distinction. But “affect” is almost always a verb
When I think of the word breakdown in communication, it is a sense of making the concept you are talking about simpler. You may need to use this tactic when talking to smaller children.
sentence: Hey Mrs. Brown, could you breakdown what you just said, I don't understand.