[BBXX]

Originally Posted by Livia

Now I hope the terms cisgendered, cis woman and TERF are treated in the same way. I am not a cis woman, I am a woman.

Cis is a latin term, an adjective, that means "on this side of" or "on the same side as". It's the opposite of "trans-," which means "on the other side of". It was first used to refer to gender nonconformity in 1914. It's not an insult.

This might shed more light: Cis Is Not A Slur