1. What Is a Morpheme?
Prefix: a word part added before a base word.
Base: the main word or root idea.
Suffix: a word part added after a base word.
2. Morpheme Matrix — form / free
Use the matrix to build real words. The base form means “to shape.” The word free can also combine with some suffixes.
re
de
ed
ing
ation
al
Examples: reform, informed, forming, information, informal, freed, freeing.
3. Build Words from the Matrix
Click words from the bank to fill the blanks.
4. Prefix, Base, or Suffix?
Choose the correct part for each morpheme.
Answered: 0 / 05. Break the Word into Morphemes
Write the prefix, base, and suffix. Leave a box empty if the word does not have that part.
6. Match the Word to Its Meaning
Choose the best meaning for each morpheme word.
7. Choose the Best Word in Context
Choose the best word from the matrix to complete each sentence.
8. Write with the Matrix
9. Create Your Own Morpheme Matrix
Make your own word-building matrix.
Answer Key
Section 3: 1 information, 2 deform, 3 forming, 4 reform, 5 informal
Section 4: re = prefix; form = base; ing = suffix; de = prefix; free = base; ed = suffix; in = prefix; ation = suffix
Section 5: informed = in + form + ed; reforming = re + form + ing; freedom = free + dom; informal = in + form + al; deformation = de + form + ation
Section 6: reform = change something to improve it; information = facts or knowledge; deform = change the shape of something; informal = relaxed and not official; informer = a person who gives information; freeing = making someone or something free
Section 7: 1 reform; 2 inform; 3 deformation; 4 informal; 5 freeing
Sections 8 and 9: Answers will vary.