Understanding Prefix Meanings

The video tutorial explains prefixes, which are letters added to the beginning of words to change their meanings. It covers prefixes that indicate repetition, such as 're' in 'rebuild', and those that give words opposite meanings, like 'un' in 'unsafe'. The tutorial also discusses prefixes that describe amounts or numbers, such as 'bi' for two and 'tri' for three. Finally, it shows how understanding prefixes can help decipher word meanings in context, using examples like 'subzero'.

What is a prefix?

• A punctuation mark used in sentences.

• A word that stands alone without any additions.

• 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 're' signify?

• To do something for the first time.

• To do something again.

• To do something incorrectly.

• To do something quickly.

Which of the following words uses the prefix 'mis' correctly?

• Misplace

• Misunderstand

• Mislead

• All of the above

What effect does the prefix 'super' have on a word?

• It makes the word negative.

• It reverses the meaning.

• It emphasizes or enhances the meaning.

• It diminishes the meaning.

Which prefix would you use to give a word an opposite meaning?

• Super

• Un

• Mis

• Re

What does the prefix 'un' mean in the word 'unsafe'?

• Over

• Not

• Again

• Very

Which prefix means 'not' and is used in 'illegal'?

• Super

• Il

• Mis

• Re

Which of the following words uses the prefix 'in' correctly?

• Incredible

• All of the above

• Inaccurate

• Insecure

Which prefix would you use to describe something that is not responsible?

• Ir

• Re

• Super

• Mis

What does the prefix 'bi' indicate?

• Four

• Three

• Two

• One