What is the suffix for try?

The most common suffix for "try" is -ing, forming the present participle: trying.

However, there are other suffixes that can be used, though they are less common:

* -er: tryer (one who tries)

* -al: trial (a test or attempt)

* -out: tryout (a test or audition)

It's important to note that the meaning of the word changes depending on the suffix used.