Exam: IELTS

Definition: Something that cannot be continued or maintained over time without causing harm to the environment or society.

Example: The company's practices are considered unsustainable because they deplete natural resources.

Definition: Not influenced or changed in opinion or decision; remaining firm in one's beliefs.

Example: Despite the pressure from his peers, he remained unswayed in his decision to pursue his own path.

Definition: Not changing or moving away from a particular direction, belief, or commitment; steady and constant.

Example: Her unswerving dedication to her work earned her great respect from her colleagues.

Definition: In a manner that is not symmetrical or balanced; lacking symmetry.

Example: The design of the building was unsymmetrically arranged, giving it a unique appearance.

Definition: Not showing kindness or understanding towards someone else's feelings or problems.

Example: His unsympathetic response made her feel even worse about the situation.

Definition: Not occurring at the same time or not coordinated with something else.

Example: The two videos were unsynchronized, causing confusion during the presentation.

Definition: Not organized or done according to a plan or system.

Example: The research was unsystematic, making it hard to draw clear conclusions.

Definition: Not organized or arranged in a systematic way.

Example: The data was unsystematized, making it difficult to analyze.

Definition: Not showing sensitivity or consideration in dealing with others; lacking tact.

Example: His untactful remarks upset many people at the meeting.

Definition: Not affected by anything harmful or negative; clean and pure.

Example: The water from the mountain spring is untainted and safe to drink.