comitative

American  

[kom-i-tey-tiv, -tuh-tiv] / ˈkɒm ɪˌteɪ tɪv, -tə tɪv /

adjective

1. noting a case whose distinctive function is to indicate accompaniment.

---

noun

1. the comitative case.

Etymology

Origin of comitative

1855–60; < Latin comitāt ( us ) retinue, escort ( comit-, stem of comes companion ( comes ) + -ātus -ate ³ ) + -ive

Example Sentences

For example, the "comitative case," a fancy grammar term for words like "with," supposedly has an audience of 58 million — who may just be heavy users of the word "with."

From The Verge