Exam: TOEFL

Definition: The least clear or specific; not detailed or precise.

Example: Her explanation was the vaguest of all, leaving everyone confused.

Definition: Having no real value or purpose; often used to describe someone who is overly proud of their appearance or achievements.

Example: She was too vain to accept any criticism about her looks.

Definition: In a way that shows excessive pride in oneself or one's achievements.

Example: He spoke vaingloriously about his accomplishments, making everyone else feel small.

Definition: In a way that shows a lack of success or effectiveness; without achieving the desired result.

Example: She tried vainly to convince him to change his mind.

Definition: The quality of having an excessively high opinion of oneself or one's appearance.

Example: Her vainness made it difficult for her to accept criticism from others.

Definition: A speech or statement that is given to say goodbye, often at the end of a formal event or letter.

Example: The valediction at the graduation ceremony moved everyone to tears.

Definition: A student who has the highest grades in their class and gives a speech at graduation.

Example: She was named the valedictorian of her class and delivered a heartfelt speech at the ceremony.

Definition: Relating to a farewell, often used in the context of a speech given at a graduation ceremony.

Example: The valedictory address inspired all the graduates as they prepared to leave school and start a new chapter in their lives.

Definition: A speech or statement given to say goodbye, often at a graduation ceremony.

Example: The valedictory was emotional, as it marked the end of our school journey.

Definition: A term used in various fields such as chemistry, linguistics, and psychology to describe the capacity of an atom to combine with others, the number of arguments a verb can take, or the degree of attraction or aversion towards something.

Example: In chemistry, the valence of an element determines how it can bond with other elements.

Definition: The capacity of an atom or a molecule to bond with other atoms or molecules, often determined by the number of electrons it can share, gain, or lose.

Example: In chemistry, the valency of an element helps predict how it will react with other elements.