1. Base Words and Endings -er and -est

2. Base Words and Endings -er and -est
A base word may have an -er or -est ending.
Remember that -er or -est has a vowel sound and adds a syllable to the base word.

3. Base Words and Endings -er and -est
fast
faster
fastest
What is the base word?
fast, faster, fastest

4. Base Words and Endings -er and -est
fast
How many syllables do you hear?
fast one

5. Base Words and Endings -er and -est
faster
How many syllables do you hear?
fast / er two
Notice that the ending adds a syllable.

6. Base Words and Endings -er and -est
fastest
How many syllables do you hear?
fast / est two
Notice that the ending adds a syllable.

7. Base Words and Endings -er and -est
When -er is added to the ending of a word it means “more.”
When -est is added to the ending of a word it means “the most.”

8. Base Words and Endings -er and -est
funny
funnier
funniest
What is the base word?
Notice that the final y in funny changes to i.

9. Base Words and Endings -er and -est
big
bigger
biggest
What is the base word?
Notice that the final consonant is doubled in big before the ending is added.

10. Base Words and Endings -er and -est
Find the base words and use the words in a sentence with a partner.
fresher freshest
happier happiest
thinner thinnest
sadder saddest

11. Your Turn
Turn your practice book to page 136.