Synonyms

Obstinate means stubbornly refusing to change one's opinion or course of action, often unreasonably. It implies a difficult and unyielding attitude, similar to being pig-headed or persistent in opposition. Stubborn is the closest synonym among the options. Reckless means without thought for consequences, which is different from obstinate. Selfish means concerned only with oneself. Aggressive refers to hostile or forceful behavior, which can accompany obstinacy but isn't its meaning.

Since the excuses are flimsy, they could be considered to be ambigous, but this is does not clearly describe them, whereas unbelieveable does. In this sense, unbelieveable is the correct choice.

Debonair describes a man who is confident, stylish, and charming in social situations. It conveys elegance, sophistication, and a pleasant manner in personal interactions. Charming captures the essence of debonair - having an attractive and pleasing personality or manner. Excellent means extremely good, which is too general. Versatile means able to adapt to different situations. Boastful means arrogantly showing off, which is opposite to the suave quality of debonair.

Debacle means a sudden, disastrous collapse or failure, often complete and overwhelming. In this context, it refers to a significant personal or professional failure that led to depression. Fight and Quarrel suggest conflicts, not failures. Death is too extreme and specific - debacle refers to a catastrophic failure of plans, reputation, or endeavors, not necessarily loss of life. Failure is the correct synonym as it captures the essence of a disastrous outcome.

Doing something without pay such as volunteering is considered honorary.

 Incredible is synonymous with unbelievable. 

Rumble describes a low, continuous, deep sound, like distant guns firing. The 'rumble of distant guns' refers to the ongoing thunderous noise they create. Option A 'sound' is the correct synonym as rumble is a type of sound. Options B (smell), C (music), and D (voice) are incorrect - rumble is not a smell, music is too structured, and voice is too specific to human vocal cords.

A scrooge is a person who is mean and stingy, especially with money, making 'miser' the correct synonym. 'Champion' is the opposite, while 'man' and 'person' are too generic.

Flabbergasted means completely astonished or shocked, making 'shocked' the correct synonym. The context of someone sitting there stunned reinforces this meaning of overwhelming surprise.

Thunderstruck means extremely surprised or astonished, as if struck by thunder. 'Surprised' captures this meaning, though it's a milder term. 'Paralyzed' is incorrect - being thunderstruck is emotional, not physical.

Extravagant means spending more money than is necessary or reasonable, often wastefully. 'Spending unnecessarily' directly captures this meaning of excessive or wasteful expenditure.

Flamboyant means tending to attract attention because of their showiness, often through bright colors or striking appearance. 'Bright' captures the visual boldness and showiness that flamboyant describes.

Orthodox means following traditional or widely accepted beliefs, methods, or practices. 'Traditional' is the correct synonym, while 'modern' and 'latest' are antonyms. 'Sensible' doesn't capture the traditional aspect.

Outlived means to live longer than someone else. 'Lived longer' directly expresses this meaning of surviving beyond others' lifespan. The prefix 'out-' here indicates exceeding or surpassing.

Petrified literally means turned to stone, but figuratively means extremely frightened or paralyzed with fear. 'Frightened' is correct in this context of being terrified by the enormous dog.

Perturbed means worried, agitated, or troubled - essentially emotionally disturbed. 'Disturbed' is the correct synonym, capturing the sense of being unsettled or upset by the news.

Aptly means in a suitable or appropriate manner. 'Suitably' is the correct synonym, as both mean something is done in a way that fits or matches the situation perfectly.

Embarked means to begin a journey, especially on a ship or aircraft. 'Got on' correctly captures the action of boarding to begin travel. 'Got into' would be for smaller vehicles like cars, not major journeys.

Instill means to gradually but firmly introduce an idea or attitude. In the context of confidence, it means to inspire or infuse with confidence. While not a perfect synonym, 'to put' is the closest among the given options, as the others are antonyms or completely unrelated.

Barbaric means cruel, savage, or extremely brutal. In the context of killing animals for pleasure, 'cruel' is the direct synonym. 'Right' and 'appropriate' are antonyms, while 'adventurous' is unrelated.

Meddling means interfering in something that is not one's concern, usually in an unwanted or annoying way. 'Interfering' is the precise synonym. 'Taking interest' is too neutral, while 'excited' and 'worried' are emotional states, not actions.

Rot means to decompose or decay gradually. 'Decay' is the direct synonym. 'Ripe' is the opposite state, 'fall' is a physical action, and 'eaten' implies consumption by something else.

Skim through means to read or look through something quickly and superficially. While 'considered quickly' is somewhat awkward, it captures the meaning better than the other options. 'Seen' and 'gone' are too vague, and 'calmly' contradicts the speed implied.

Worsen similar to meaning as exacerbate.

Enchanted means delighted, charmed, or pleased. In the context of a performance, it means the audience was captivated and pleased. 'Pleased' is the correct synonym. 'Annoyed' and 'depressed' are antonyms, while 'obscure' is an adjective, not a feeling.