4 Most Common PREFIXES {Vocabulary}

The video tutorial introduces the concept of prefixes, which are letters added to the beginning of a word to change its meaning. It focuses on four common prefixes: 'dis', 'in', 're', and 'un', which account for a significant portion of prefixed words. Each prefix is explained with examples, demonstrating how they alter the meanings of base words. The tutorial concludes with an interactive activity where viewers match prefixes to base words, reinforcing the learning objectives.

What is a prefix?

• A group of sounds

• A standalone word

• A letter or group of letters added to the beginning of a word

• A letter or group of letters added to the end of a word

What does the prefix 'dis' mean?

• Again

• Not or opposite of

• Before

• Together

Which word becomes 'inactive' when the prefix 'in' is added?

• Active

• Correct

• Comfort

• Visible

What does the prefix 're' signify?

• Not

• Opposite

• Before

• Again

Which prefix should be added to 'tie' to mean 'not tied'?

• Re

• In

• Un

• Dis

What prefix should be added to 'arrange' to mean 'arrange again'?

• Re

• In

• Un

• Dis

Which prefix should be added to 'respect' to mean 'not respect'?

• In

• Re

• Un

• Dis