L 6 : Prefixes un- and re-

A word that can stand on its own and has meaning.

• Prefix

• Base word

• Suffix

A group of letters added to the beginning of a base word to change the meaning.

• Prefix

• Base word

• Suffix

A group of letters added to the end of a base word to change the meaning.

• Prefix

• Base word

• Suffix

New words can be made by adding a prefix or suffix to a base word.

• True

• False

What does the prefix re mean?

• again

• not

• before

What does the prefix UN- mean?

• again

• not

• before

The winds were so strong, it was almost unreal.

What does unreal mean ?

• real again

• not real

• more real

The birds would have to rebuild their home.

What does rebuild mean ?

• not build

• build again

• opposite of build

They unloaded the twigs onto a tree branch.

What does unloaded mean?

• load again

• not load

• load before

One bird untied a string and added it to the pile.

what does untied mean?

• not tie

• before tie

• after tie

• tie again