Parched means completely dry. All the other options are opposite in meaning to it.

Fresher refers to a first-year student. All the other options are related to being dull.

Erudite refers to learned or scholarly whereas other options are related to strange or unknown.

Firm is opposite in meaning to all the other options.

All the other options refer to a person who is a stranger to a place. Native refers to a person born in a specified place or associated with a place by birth, whether subsequently resident there or not

Huge is antonymous to all the other options i.e., they are related to being small.

All of the above, except "escape", are synonyms. A lacuna is a gap that generally needs to be filled. A loophole is a gap or error in the wording of a contract or law which allows for something to happen. This is similar in scope to a discrepancy as a discrepancy can lead to a gap or loophole. Hence, escape is correct.

Quaint refers to old-fashioned whereas other words are used to refer to someone (esp. male) who is too much concerned about his clothing.

Cooling is an antonym of all the other options here.

Rigid is opposite in meaning to all the other options.

Ordinary refers to something of no special quality whereas all the other options are similar in meaning.

All the other options are antonymous in meaning to fresh.

Hasty is related to speed and activity whereas other options are related to sleep and inactivity.

All the other options are related to dizziness except awake.

All the other options are opposite in meaning to change.

All the other options except solve are related to inquisitiveness or confusion.

Polite is opposite in meaning to all the other options.

All the options are related to business and trade except prison.

Modest is antonymous to all the other options.

Inapt is antonymous to all the other options.

All the options are synonyms, except praise.

All the other options are nouns and are synonymous. Diligent is an adjective and it means 'having or showing care and conscientiousness in one's work or duties.'

Versatile means able to adapt or be adapted to many different functions or activities. Other options are synonymous.

 Seasoned refers to an experienced person whereas other options refer to a beginner.

All the other options except perfection refers to a defect or an error.