Exam: TOEFL

Definition: Describing something that is bothersome or annoying, often in a small or petty way.

Example: She found the niggling doubts in her mind hard to ignore.

Definition: Something that is very frightening or unpleasant, similar to a bad dream.

Example: The movie was so nightmarish that I couldn't sleep afterwards.

Definition: In a way that is very frightening or unpleasant, like a nightmare.

Example: The movie was nightmarishly scary, leaving the audience in shock.

Definition: Relating to the belief that life is meaningless and rejects all religious and moral principles.

Example: His nihilistic views made it difficult for him to find joy in life.

Definition: Able to move quickly and easily; showing quickness of mind or body.

Example: The nimble dancer moved gracefully across the stage.

Definition: The quality of being quick and light in movement or action.

Example: The dancer's nimbleness allowed her to perform complex moves effortlessly.

Definition: The most quick and light in movement or action; able to move easily and quickly.

Example: The nimblest dancer in the troupe amazed everyone with her agility.

Definition: In a quick and light way, often with agility or grace.

Example: The dancer moved nimbly across the stage, impressing the audience with her agility.

Definition: The number that comes after eighty-nine and before ninety-one, or the period of time from 90 to 99 years old.

Example: My grandparents are in their nineties, enjoying life to the fullest.

Definition: A chemical compound used mainly in laboratories to detect amines and as an analytical reagent.

Example: The scientist used ninhydrin to test for the presence of amino acids in the sample.