Suffixes -er, -or, and -ness

Suffixes -er, -or, and -ness

7th Grade · ELA · 30 min

Lesson Preview

Learning Objective

I can use the suffixes -er, -or, and -ness to change the meaning of words.

  • 1

    The suffixes -er and -or often change a verb into a noun that describes a person or thing that performs an action.

  • 2

    The suffix -or is often used when the root word ends in -t, such as in the words actor, inventor, and translator.

  • 3

    The suffix -ness changes an adjective into a noun, which usually describes a state or quality.