Synonyms

Debacle means downfall, collapse, fiasco, rout. Thus, option 2.

Blasphemous means  irreverent, profane, irreligious. Thus, option 1.

Fued means  quarrel, strife, vendetta. Hostility means  enmity, hatred, abhorrence, aversion. Thus, option 3.

Dank means unpleasantly moist or damp, often used to describe places like basements or caves. Greasy refers to oiliness, rough means uneven surface, and hot means high temperature - none of these capture the meaning of dampness.

Decadence refers to moral or cultural deterioration, decline, or decay. This matches perfectly with deterioration. Improvement, alliance, and harmony are all positive concepts opposite to the negative connotation of decadence.

Deleterious means causing harm or damage, which makes harmful the correct synonym. Beneficial and healthy are direct antonyms. Charming refers to attractiveness and is unrelated to the concept of causing harm.

To digress means to stray or wander from the main topic in speech or writing. To reveal means to disclose, to arrive means to reach, and to approve means to give consent. 'Wander' captures the essence of digression.

Derelict primarily means careless or negligent in performing duties. It can also refer to abandoned property, but in the context of personal characteristics, careless is the best match. Honest and disciplined are opposites, while fat is unrelated.

Ebullience means high spirits, enthusiasm, or exuberance - overflowing energy and cheerfulness. Exuberance is the closest synonym among the options. Slowness, frankness, and bluntness don't capture this joyful, energetic quality.

An edict is an official order or proclamation issued by an authority, typically a ruler or government. Pronouncement is the closest synonym. Rejection and achievement are actions, while appointment refers to designation - none capture the authoritative command aspect of an edict.

Euphoria means a feeling or state of intense excitement, happiness, or elation. Joyousness captures this positive emotional state perfectly. Boldness, gloominess, and depression are all unrelated or opposite to the feeling of euphoria.

Facile means something accomplished with ease or showing little effort. In skill contexts, it can describe someone who is proficient or skilled, making Proficient the best match among the options.

Enthrall means to captivate, charm, or hold spellbound. Enchant is the closest synonym as it conveys the same sense of being captivated or fascinated by something.

Flaccid describes something that is soft, limp, or lacking firmness. Weak is the best synonym as it conveys the lack of strength or firmness that flaccid implies.

Garble means to confuse, distort, or jumble something, especially making it unclear or misleading. To misrepresent captures this idea of presenting something in a distorted or unclear way.