Antonyms

Frequent means to visit a place often. To visit rarely is the direct opposite of frequenting a location.

Infinity refers to something without limit or end. Bounded space is the most appropriate opposite as it implies a defined, limited area.

 Common is a noist bustle; tranquility is calmness 

Ascend means to move upward or climb. Go down is the direct antonym for this movement.

Opaque is correct because it refers to something which is solid, such as a solid colour. With this in mind, opaque is opposite in meaning to the word clear.

 Connect is directly opposite in meaning to separate because is the joining of two or more objects into a whole.

 Conscientious is correct because it refers to being careful. With this in mind, it is directly opposite in meaning to careless.

Consecrate means to make or declare sacred for religious use and desecrate is to take away the sacredness.  

 Destruction refers to the act of destroying something, but conservation refers to preserving or maintaining a thing. In this case, the correct choice is conservation because it is opposite in meaning.

 Consent is to give permission therefore the word opposite meaning is refuse.

Negligible means so small or unimportant as to be not worth considering, while considerable means notably large or significant. Option B correctly identifies this antonym pair. Option E 'Conserable' is a typo.

Waste refers to something that is discarded or not used. Conservable refers to something that can be saved or kept for future use, making it an appropriate antonym in this context.

Intermittent means occurring at irregular intervals or not continuous. Continuous is the direct antonym, meaning without interruption.

Admiration is a feeling of respect or warm approval. Contempt is the feeling that a person or thing is beneath consideration or worthless, which is the direct antonym.

Selfish means lacking consideration for others. Considerate means careful not to cause inconvenience or hurt to others, making it the correct antonym.