Affix Rules

Question 1

A 1

Answer 1

ED: /ed, d, t/ past tense ending forms a new syllable if the base word ends with /d/ or /t/.
If not, ED suffix sounds like /d/ or /t/ and agrees in voicing with the last sound of the base word.

Question 2

A 2

Answer 2

PLURAL: To make a word plural just add -s, unless the last phoneme hisses or the last grapheme changes; these add -es.
Some words have no change, an internal change, or a foreign spelling.

Question 3

A 3

Answer 3

DROP: Silent Final E words commonly lose the need for the E when adding a vowel suffix.

Question 4

A 4

Answer 4

Double 1-1-1 and 2-1-1
When a stressed syllable ends in a vowel then one consonant, double the last consonant before adding a vowel suffix.

Question 5

A 5

Answer 5

Change: Y’S EXCHANGING:
Single vowel Y changes to I when adding any suffix, double the last consonant before adding a vowel suffix.