Exam: TOEFL

Definition: The condition of being unfriendly or not wanting to socialize with others.

Example: His unsociableness made it difficult for him to make friends at school.

Definition: In a way that is not friendly or social; avoiding interaction with others.

Example: He behaved unsociably at the party, choosing to sit alone instead of mingling with the guests.

Definition: Not asked for or wanted; something that comes without a request or invitation.

Example: She received unsolicited advice from strangers on the internet.

Definition: This word describes something that cannot be solved or resolved.

Example: The math problem was so complex that it seemed unsolvable.

Definition: Describing something that has not been resolved or figured out yet.

Example: The mystery remains unsolved after many years.

Definition: Not having a lot of experience or knowledge about the world; simple and straightforward.

Example: Her unsophisticated approach to the problem surprised everyone.

Definition: Something that is not looked for or requested; it happens without being asked for.

Example: She received some unsought advice from her friends.

Definition: Not strong, solid, or reliable; can refer to physical health, mental health, or logical reasoning.

Example: The argument he made was unsound and did not convince anyone.

Definition: This word describes something that is not solid, stable, or reliable in the highest degree. It indicates the worst condition of being faulty or lacking in soundness.

Example: The unsoundest decision he made was to invest all his savings in a failing business.

Definition: In a way that is not based on good reasoning or is not reliable.

Example: The decision was made unsoundly, leading to many problems later on.