Suffixes Lesson 128

Suffixes A suffix is a word part added to the end of a base word. Adding a suffix makes a new word with a different meaning.

Suffixes Some adjectives change the spelling of the word when adding a suffix. Adverbs do not change their spellings. Some words change their part of speech and their spelling when a suffix is added.

Suffixes When an adjective ends in a consonant and y, change the y to i before adding er or est. When an adjective ends with an e, drop the e before adding er or est.

Suffixes When an adjective has only one vowel and ends in a consonant, double the final consonant before adding er or est.

Guided Practice 1. Miranda is a reporter for the local newspaper.

Guided Practice 2. Once a thief made an agreement to talk with her.

Guided Practice 6. It would be ____ if you would do the dishes. helpful

Guided Practice 7. A fox is a ____ animal. tricky

Independent Practice 1. She is frequently late for school.

Independent Practice 2. The Pilgrims made a new settlement in Massachusetts.

Independent Practice 7. Jonathan is a ____ person. thoughtful or thoughtless

Independent Practice 8. The roses in Mrs. Smith’s garden are ____. beautiful

Independent Practice 9. We were very ____ after the race. thirsty

Apply and Write Many adjectives that describe weather have suffixes. Write about today’s weather. Underline the adjectives that contain suffixes.