Correct Answer: B) Silence
Explanation:
Lexicon (शब्दकोश/शब्दभंडार) – Refers to the vocabulary of a language or a dictionary (e.g., “The lexicon of legal terms is complex”).
Example: “The lexicon of medical terms is constantly expanding.”

Antonym Analysis:
A) Glossary (शब्दावली): Synonym (a mini-dictionary for specific terms).
Example: “The book includes a glossary of technical terms.”
B) Silence (मौन): Antonym (absence of words/speech).
Example: “His silence contrasted sharply with her rich lexicon.”
C) Thesaurus (समानार्थी शब्दकोश): Related term (lists synonyms, not opposite).
Example: “She used a thesaurus to find synonyms.”
D) Discourse (वार्तालाप): Extended verbal communication (not opposite).
Example: “Their discourse covered many topics.”

Correct answer: Nadir (निम्नतम बिंदु / अधोगति)
Explanation:
Zenith (शीर्षबिंदु / पराकाष्ठा) refers to the highest point or peak (literally or metaphorically).
Examples:
The sun reaches its zenith at noon.
Her artistic career hit its zenith with the international exhibition.
Nadir (निम्नतम बिंदु / अधोगति) means the lowest point or worst state.
Examples:
After the stock market crash, investor confidence was at its nadir.
The team’s performance hit its nadir after losing 10 consecutive matches.
Astronomical Context: In astronomy, the zenith is the point in the sky directly above an observer, while the nadir is directly below (opposite to the zenith).
Metaphorical Use: Zenith symbolizes success/climax; Nadir symbolizes failure/rock bottom.
Why Other Options Fail as Antonyms?
Peak/Summit/Apex: These are synonyms of zenith (all mean “highest point”).
Example: Mount Everest’s summit is the zenith of mountaineering challenges.

Correct Answer: A) Impious (अधार्मिक)
Explanation:
Meaning of “Pious” (धार्मिक/भक्त): means Deeply religious, showing sincere devotion to faith.
Example: “The pious woman prayed at the temple daily.”
Impious (अधार्मिक) means lacking religious respect or being irreverent.
Direct Opposition:
Pious = Devout (e.g., prayerful, faithful).
Impious = Disrespectful to religion (e.g., blasphemous, unholy).
Example: “His impious remarks offended the religious community.”
Why Other Options Are Incorrect?
B) Devout (धार्मिक) – it is a synonym of “pious” and means deeply religious or committed to a belief.
C) Reverent (श्रद्धालु): It is a synonym of “pious” meaning showing great respect or veneration.
D) Sacred (पवित्र): Refers to something holy or dedicated to a religious purpose, which is closely related to “pious” but not its antonym.

Correct Answer: B) Conceal (छिपाना)
Explanation:
Meaning of “Confront” (सामना करना): means To face or stand up to someone or something directly, often in a challenging or hostile manner.
Example: “She decided to confront her neighbor about the noise complaints.”
Conceal (छिपाना) means to hide or keep something secret, avoiding direct engagement.
Direct Opposition:
Confront = To face directly (e.g., address, challenge).
Conceal = To avoid facing (e.g., hide, obscure).
Example: “Rather than confront the issue, he chose to conceal his true feelings.”
Why Other Options Are Incorrect?
A) Mingle (मिलना) – means to mix or socialize, which is unrelated to confrontation.
C) Challenge (चुनौती देना): It is similar to confront and means to dispute or test, making it a near-synonym rather than an antonym.
D) Scheme (योजना बनाना): Refers to making secret plans, which may involve avoidance but doesn’t directly oppose confrontation.

Correct Answer: A) Modest (मामूली/सादा)
Explanation:
Meaning of “Ostentatious” (दिखावटी): means excessively showy or designed to attract attention in a gaudy way.
Example: “The ostentatious display of wealth at the wedding was criticized by many.”
Modest (मामूली/सादा) means simple, humble, or unpretentious in appearance or style.
Direct Opposition:
Ostentatious = Showy, flashy, extravagant.
Modest = Simple, humble, understated.
Example: “While his brother drove ostentatious cars, he preferred modest vehicles that didn’t draw attention.”
Why Other Options Are Incorrect?
B) Flashy (चमकदार) – it is a synonym of “ostentatious” and means showy or bright.
Example: “The flashy neon sign hurt our eyes.”
C) Lavish (फिजूलखर्च): Means luxurious or elaborate, similar to ostentatious.
Example: “They threw a lavish wedding.”
D) Ornate (अलंकृत): Means highly decorated, another near-synonym of ostentatious.
Example: “The ornate ceiling had golden carvings.”

Correct answer: C. Verbose (वाचाल)
Explanation:
Meaning of “Taciturn” (अल्पभाषी): means habitually silent or uncommunicative, reserved in speech.
Example: “The taciturn old man rarely spoke to his neighbors.”
Verbose (वाचाल) means using or containing more words than needed, excessively talkative.
Direct Opposition:
Taciturn = Silent, reserved in speech.
Verbose = Wordy, talkative.
Example: “While the professor was taciturn during meetings, his assistant was notoriously verbose.”
Why Other Options Are Incorrect?
A) Noisy (शोरगुल करने वाला) – refers to making loud sounds, not specifically about speech.
B) Lively (जीवंत): Means full of energy, not directly opposite to being uncommunicative.
D) Reserved (संयमित): Similar to taciturn, meaning restrained in speech or behavior.

Correct Answer: C) Clarity (स्पष्टता)
Explanation:
Meaning of “Bafflement” (उलझन/भ्रम): means a state of confusion or perplexity.
Example: “The complex instructions caused complete bafflement among the students.”
Clarity (स्पष्टता) means clearness of thought or understanding, the quality of being coherent and intelligible.
Direct Opposition:
Bafflement = Confusion, puzzlement.
Clarity = Clear understanding, lucidity.
Example: “After the teacher’s explanation, the bafflement was replaced by clarity.”
Why Other Options Are Incorrect?
A) Confusion (भ्रम) – it is a synonym of “bafflement” and means lack of understanding.
B) Pleasure (आनंद): Refers to a feeling of happiness, unrelated to confusion or understanding.
D) Cleanliness (सफाई): Means the state of being clean, completely unrelated to the concept of mental confusion.

Correct Answer: A) Plenitude (पूर्णता)
Explanation:
Meaning of “Lacuna” (अंतर/रिक्ति): means a gap or missing part, especially in a text or sequence.
Example: “The ancient text contained a lacuna where several pages were missing.”
Plenitude (पूर्णता) means completeness or abundance, the state of being full or complete.
Direct Opposition:
Lacuna = Gap, missing part.
Plenitude = Fullness, completeness.
Example: “Where the first edition had lacunae, the revised version offered plenitude of information.”
Why Other Options Are Incorrect?
B) Gap (अंतराल) – it is a synonym of “lacuna” and means a break or opening.
C) Omission (चूक): Means leaving something out, similar to lacuna.
D) Pause (विराम): Refers to temporary stop, unrelated to gaps or completeness.

Correct Answer: A) Agitate (उत्तेजित करना)
Explanation:
Meaning of “Pacify” (शांत करना): means to bring peace, calm, or quiet to a situation or person.
Example: “The mother pacified her crying child with a lullaby.”
Agitate (उत्तेजित करना) means to provoke, disturb, or stir up trouble, directly opposing the idea of pacification.
Direct Opposition:
Pacify = To calm or soothe.
Agitate = To provoke or disturb.
Example: “While the diplomat tried to pacify the crowd, the rebel leader agitated them further.”
Why Other Options Are Incorrect?
B) Soothe (शांत करना) / C) Placate (शांत करना) / D) Appease (शांत करना): These are all synonyms of “pacify,” meaning to calm or mollify.

Correct Answer: A) Vague (अस्पष्ट)
Explanation:
Meaning of “Graphic” (सुस्पष्ट/चित्ताकर्षक): means clear, vivid, and explicit in description, often visually detailed. Graphic refers to something that is vivid, detailed, or visually descriptive, often evoking strong emotions.
Example: “The news report included graphic images of the accident scene.”
Vague (अस्पष्ट) means unclear, indistinct, or lacking definite form, directly opposing the clarity of “graphic.”
Direct Opposition:
Graphic = Clear, explicit, vividly detailed.
Vague = Unclear, indistinct, lacking detail.
Example: “While the witness gave a graphic account of the event, the suspect’s alibi remained vague.”
Why Other Options Are Incorrect?
B) Explicit (स्पष्ट) – it is a synonym of “graphic” and means fully revealed without vagueness.
C) Detailed (विस्तृत): Means thorough and containing many details, similar to graphic.
D) Visual (दृश्य): Relates to seeing or sight, not necessarily opposite to graphic.