The correctly spelt word is “threshold” which means the ground to the entrance to a room or building.

Let’s see the spelling and meaning of other words:

Temporary : that lasts for a short time

Temperature: a measure of hotness or coldness in degrees

Technique : a particular way of doing something

Hence, option B is the correct answer.

Amorphous: without a clearly defined shape or form.

Circumlocution: the use of many words where fewer would do, especially in a deliberate attempt to be vague or evasive.

Heterogeneous: diverse in character or content.

Option D is the correct choice. “Generus” is wrongly spelt and the correct spelling is ‘Generous’ which means showing a readiness to give more of something, especially money than is strictly necessary or expected.

Other words with their meaning are :-

General = affecting or concerning all or most people or things; widespread.

Guilty = culpable of or responsible for specified wrongdoing.

Genuine = truly what something is said to be; authentic.

Option B has the incorrectly spelt word. The correct word is “ILLEGIBLE”. It means something that is unreadable.

The meaning of other words are as follows:

Eligible: having the right to do or obtain something; satisfying the appropriate conditions

Legalize: make (something that was previously illegal) permissible by law.

Leverage: the exertion of force by means of a lever.

The incorrect spelt word is “gregerious” and the correct spelling is “gregarious” which means sociable.

Meaning of other words:

Multifarious = having great diversity.

Hilarious = extremely funny.

Hence, option C is the correct answer.

Other words with their meanings are:

Knowledge = facts, information, and skills acquired through experience or education; the theoretical or practical understanding of a subject.

Jealousy = the state or feeling of being jealous.

Language = the method of human communication, either spoken or written, consisting of the use of words in a structured and conventional way.

The incorrectly spelt word is “argyu” and the correct spelling is “argue” which means to present reasons for or against something.

Meaning of other words:

Vogue = something in fashion

Vague = unclear

Hence, option D is the correct answer.