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 and how does it change the meaning of a word?

Why is it important to know prefixes when learning new words?

Provide an example of a word with the prefix 'un' and explain its meaning.

What does the prefix 'dis' mean? Give an example.

Explain the meaning of the prefix 'in' with an example.

What does the prefix 're' signify? Provide an example.

How does the prefix 'un' alter the meaning of the word 'safe'?