What is the prefix or suffix con?

"Con" is not a prefix or suffix on its own. It's part of several prefixes and suffixes that combine with other letters to create new words.

Here are some examples:

Prefixes:

* con-: This prefix means "with," "together," or "jointly," as in "congregate" (to gather together).

* contra-: This prefix means "against" or "opposite," as in "contradict" (to speak against).

Suffixes:

* -con: This suffix is often used to form nouns and adjectives, usually from Latin or Greek words. However, it's not as common as other suffixes like "-tion" or "-ment."

Let me know if you'd like more examples or want to explore other prefixes and suffixes!