Updated: 11/06/2021 by Computer Hope

A suffix may refer to any of the following:

1. In general, suffix refers to a letter(s) or word appended to the end of another. For example, 's' is the suffix of computers and removing the suffix gives you the word computer.


Use our word and letter search to find words containing any suffix.

Domain suffixes on colored tiles.

2. When describing a domain, suffix or domain suffix describes the letters at the end of a domain. For example, with, the .com is the domain suffix.


See our Internet domain suffixes page for a full listing of domain suffixes.

3. A file suffix is another name for a file extension.

Prefix, Root, Software terms, Substring