These words are commonly used in the IELTS exam, particularly in the reading and writing sections.

IELTS Vocabulary Essentials: 20 Words You Can't Afford to Miss!

To gain or obtain something through effort or experience.
Example: I hope to acquire a new skill by taking this course.

Having more than one possible meaning or interpretation.
Example: The instructions were ambiguous, so I wasn't sure what to do.

Anxious or fearful about the future.
Example: I'm apprehensive about the upcoming exam.

Expressing oneself clearly and effectively.
Example: She is an articulate speaker who can explain complex ideas. 
Example: I found myself unable to articulate my feelings.

To evaluate or estimate the nature, ability, or quality of something.
Example: The teacher will assess our writing skills through 
a series of assignments.

Genuine or real, not fake or imitation. 
Example: The painting was confirmed to be authentic 
by an art expert.

A tendency to favor one person or group over another, often in an unfair way.
Example: The news article showed a clear bias towards 
one political party.

Informal language or speech used in everyday conversation.
Example: The book was written in a colloquial style that was easy to read.

Complete and including all necessary details.
Example: The report provided a comprehensive analysis of the company's financial performance.

A general agreement or opinion among a group of people.
Example: After much discussion, the team reached a consensus on the best course of action.

To limit or restrict something.
Example: The country's progress was constrained by a leader who refused to look forward.

To have a mutual relationship or connection between two things.
Example: Studies have shown that exercise and a healthy diet correlate with better health outcomes.

Believable or trustworthy.
Example: The news report was credible because it was based on reliable sources.

A lack or shortage of something, usually referring to money or resources. 
Example: The company is facing a budget deficit due to overspending.

Tto represent or show something in a visual or descriptive way.
Example: The painting depicts a beautiful landscape.

To obtain or receive something from a source.
Example: The company derives its income from sales of its products.

Consisting of different types or elements.
Example: The team was diverse, with members from different backgrounds and cultures.

To draw out or bring forth a response or information.
Example: The teacher's question elicited a thoughtful response from the student.

Based on what is experienced or seen rather than on theory.
Example: The study was based on empirical data collected from surveys and experiments.

To publicly support or approve of something or someone.
Example: The celebrity endorsed the new product in a television commercial.