Frequency: The word is one of the 3000 most common words in English.
1.
If one thing is ~ with another, the two things are connected with each other.
These symptoms are particularly ~ with migraine headaches.
ADJ: usu v-link ADJ with n
2.
Associated is used in the name of a company that is made up of a number of smaller companies which have joined together.
...the Associated Press.
ADJ: ADJ n