PARIAH = someone who has been outcast from society and is avoided by people, a person who is not accepted by a social group, especially because he or she is not liked, respected or trusted

Synonyms:outcast, vagrant, abomination, derelict, renegade, undesirable, castoff, reject

Antonyms:insider

Examples:
- The president became a pariah after he asked for another tax increase, and people couldn’t wait to oust him from office.
- Phil mumbled: “Smokers are treated as pariahs these days.”
- Lisa’s constant lying caused her to become a pariah among her peers.

PREFACE = (noun, verb) (n.) an introduction at the beginning of a book; (v.) to begin with a preface or introduction before presenting your main point

Synonyms:(n.) introduction, foreword, prologue, (v.) introduce, begin, open

Antonyms:(n.) epilogue, postscript, addendum, closing, conclusion, (v.) close, conclude

Examples:
- Joanne loves Mark Twain’s books because they are immediately engaging, right from the preface.
- Phil didn’t preface the bad news with, “I don’t know how to tell you this but.”
- Please let me preface my response to your question by noting that I am not an expert in this area.