Learning Intentions:

• We are learning that adding suffixes and prefixes to base words can change their meaning.
• We are learning that the spelling of base words remains the same when suffixes and prefixes are added.

Success Criteria

• I can build new words by adding suffixes and prefixes to base words.

• I can use my knowledge of the meaning of base words and suffixes and prefixes to help me spell unfamiliar words.

A prefix is a part of a word or a word, within a word. It is put at the start of another word to make a different meaning. 

Word Building Tree

A suffix is a letter, or group of letters, that is added to the end of a. root (base) word. Common suffixes include s, ed, ing, ly, and tion. A suffix changes the meaning of the root or base word. ​