Classzone: The Language of Literature, Grade 8

Name _______________________________________

Lesson 17 1 + 1 + 1 words and VAC words

fit fitted fitting fitness

thin thinner thinnest thinness

mad madder maddest madly

throb throbbed throbbing

sum summed summary

zip zipped zipper

quit quitting quitter

admit admitted admittance

remit remitted remittance

permit permitted permitting

omit omitted omitting

submit submitted submitting

occur occurred occurrence

recur recurred recurrence

concur concurred concurrent

regret regretted regrettable

acquit acquitted acquittal

equip equipped equipping equipment

annul annulled annulling annulment

commit committed committing commitment

TERMS TO KNOW:

A word that has 1 syllable, 1 vowel, and 1 final consonant is called a 1 + 1 + 1 word: fit.

A word that has a single vowel in a final accented syllable with one final consonant is called a VAC word: ad-mit'.

The first several words in the first column are 1 + 1 + 1 words. The last thirteen are VAC words.

1.	What happens to the final consonant of these words when a suffix beginning with a vowel is added? ________________________________________
2.	What happens when a suffix beginning with a consonant is added? ________________________________________
3.	In what three words are the letters qu treated as a single consonant? __________ __________ __________

Lesson Generalization

Double the final consonant of a 1 + 1 + 1 word or a VAC word before a suffix that begins with a vowel. Do not double the final consonant before adding a suffix that begins with a consonant.