A suffix is a letter or group of letters that can be added to the end of a root or a base word. Common suffixes include: -s, -ed, -ing, -ly, and –tion. Adding a suffix often changes the meaning of the word and the job the word does in the sentence.
Examples:

Here is a list of the most common suffixes you should know:


Adding a suffix is easy. A suffix is added at the end of a root or a base word word. Notice that the spelling of a root often changes when a suffix is added. Furthermore, more than one suffix may be added to many words.

We can often do the following when adding a suffix.
- Change a verb into a noun by adding a suffix to the verb.
- Change a verb into an adjective by adding a suffix to the verb.
- Change a noun into an adjective by adding a suffix to the noun.
Examples:



Example: Sara looks after her pet dog with affection. [noun]
Example: Sara is very affectionate to her pet dog. [adjective]
Do you know the verb form for the words affection and affectionate?
