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Test Prep
Most Common Words
How It Works
Vocabulary Genius predicts how well you know every word in the English language.
Choose a list, and Vocabulary Genius will teach you the "best" words first, which are the most common words that it thinks you don’t know yet.
Vocabulary Genius repeats words at just the right time, before you’re likely to forget them, in order to maximize retention.
Vocabulary Genius uses innovative algorithms based on the spaced repetition learning theory. It understands that you forget with time.
Tip: As you complete lessons in Class Ace, Vocabulary Genius updates its ‘knowledge model’ of what you know. It tracks your positive and negative interactions with each word. This all helps you learn more in less time.
Why Improve your Vocabulary?
Improving your vocabulary helps you: get better grades, improve your reading comprehension, understand more of the world, be more credible, get into better schools, get better jobs, earn more money, and be more convincing.
Vocabulary Facts
- The English language has over 1,000,000 total words.
- Only 170,000 of them are currently in use.
- Most adult native English speakers know 20,000-40,000 words.
- In all of his published works, Shakespear used 17,677 different words. He was credited with either inventing or being the first to write as many as 1,700 of them.
Top 20,000 Words, Part 20
The average person knows 20-40,000 words. Expand your vocabulary with part 20 of our top 20k English most common words lists.
After you review, complete the practice. It'll help you remember these words for longer.
mosques
a Muslim place of worship.
fuchs
British physicist who was born in Germany and fled Nazi persecution
synonyms
Fuchs, Klaus Fuchs, Emil Klaus Julius Fuchs
guerilla
a member of a small independent group taking part in irregular fighting, typically against larger regular forces.
"this town fell to the guerrillas"
synonyms
freedom fighter, underground fighter, irregular soldier
squeezing
firmly press (something soft or yielding), typically with one's fingers.
"Kate squeezed his hand affectionately"
synonyms
compress, press, crush