1. Apostate - a person who foresakes his religion, cause, party, etc.
"Some Amish teenagers take the chance and become apostates to what they grew up with."
2. Effusive - pouring out; overflowing
"Her emotions were effusive and we all saw them come out."
3. Impasse - a position or situation from which there is no escape
"We reached an impasse in our disagreement."
4. Euphoria - a feeling of happiness, confidence or well-being sometimes exaggerated in pathological states as mania
"She was filled with euphoria by the site of the twenty puppies."
5. Lugubrious - mournful, dismal or gloomy
"The lugubrious charm of the swamp called her."
6. Bravado - a pretentious, swaggering display of courage
"Christian showed great bravado after his well done performance."
7. Consensus - majority of opinion
"They reached a consensus about which pizza to order."
8. Dichotomy - division into two parts
"There is a dichotomy in our government."
9. Constrict - to draw or press in; cause to contract or shrink
"Their rules were constricting."
10. Gothic - style of architecture; barbarous or crude
"The gothic style painting was characterized by contrast and design."
11. Punctilio - a fine point particular, or detail, as of conduct, ceremony, or procedure
"They reached the punctilio of the church service."
12. Metamorphosis - a complete change of form, structure, or substance
"The character had a complete metamorphosis by the end of the story."
13. Raconteur - a person who is skilled in relating stories and anecdotes interestingly
"I fancy myself a raconteur of jokes."
14. Sine qua non - an indispensable condition, elements, or factor; something essential
"Cinnamon is the sine qua non of the recipe."
15. Quixotic - extravagantly chivalrous or romantic; visionary, impractical, or impracticable
"She was quixotic in her idealism."
16. Vendetta - any prolonged and bitter feud, rivalry, contention or the like
"I have a vendetta against anyone who says they dislike books."
17. Non sequitur - an inference or a conclusion that does not follow from the premises
"Non sequitur humor is oftem my favorite."
18. Mystique - an aura of mystery or mystical power surrounding a particular occupation or pursuit
"The old mansion had an air of mystique about it."
19. Quagmire - anything soft or flabby
"The man had become a quagmire from not exercising in four years."
20. Parlous - dangerous
"Stay away from the parlous forest!"