It is often used in words related to names or identities, such as:
* Pseudonym: A fake name used by an author or other person.
* Synonym: A word with the same meaning as another word.
* Antonym: A word with the opposite meaning of another word.
* Eponym: A person after whom something is named.
So, whenever you see the root "nym" in a word, you can think of it as referring to something related to names, identities, or words.