Lesson generalization:

A suffix is a word ending that changes the meaning of a word. When you add a suffix that begins a vowel to a word that ends with a silent E, drop the E

Examples

use + age= usage

believe + able=believable

mature + ity = maturity

usage   pleasure   storage   literature   creative   maturity   narrative   security   continuous   believable   ridiculous   valuable   insurance   television   ignorance    completion   survival  confusion   refusal   revision