Understanding Prefixes in English

The video tutorial explains prefixes, which are letters added to the beginning of words to change their meanings. It covers various prefixes such as 're' for repetition, 'un', 'dis', and 'in' for negation, and 'bi', 'tri', and 'cent' for quantity. The tutorial also demonstrates how understanding prefixes can help decipher the meanings of unfamiliar words in context.

What is a prefix?

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

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

• A letter or group of letters added in the middle of a word

• A letter or group of letters that replace the root word

Tags

CCSS.L.3.4B

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

What does the prefix 're' mean in the word 'rebuild'?

• Again

• Not

• After

• Before

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

What does the prefix 'mis' mean in the word 'misspell'?

• Not

• Wrong or badly

• Again

• Correctly

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.5.3A

What does the prefix 'super' do to the meaning of a word?

• Makes it smaller

• Emphasizes or makes it greater

• Negates it

• Reverses it

Tags

CCSS.L.3.4B

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

CCSS.RF.5.3A

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

• Safe

• Before

• Not

• Again

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

Which prefix means 'not' in the word 'dishonest'?

• Re

• Mis

• Dis

• Un

Tags

CCSS.L.3.4B

CCSS.L.3.4C

CCSS.RF.3.3A

CCSS.RF.3.3B

CCSS.RF.4.3A

What does the prefix 'il' mean in the word 'illegal'?

• Not

• Before

• Legal

• Again

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A

What does the prefix 'bi' mean in the word 'bicycle'?

• Two

• Four

• One

• Three

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A

What does the prefix 'tri' mean in the word 'tricycle'?

• Four

• Two

• One

• Three

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A

What does the prefix 'milli' mean in the word 'millimeter'?

• One

• Thousand

• Ten

• Hundred

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A