C.
- C.D. - Crossdresser
- Cis - Slang for cisgender.
- Cis-Assumed - When someone is assumed to be cisgender, regardless of if they are or not.
- Cisgender - When you identify with your AGAB. The opposite of transgender.
- Cissexual - An outdated term with the same meaning as cisgender. The opposite of transsexual.
- Chaser - Someone who seeks out a specific category of people for the purpose of sex. These are people who treat people with a specific characteristic that they desire as nothing more than objects to fulfill their fetish. In the context of this site, this refers to those who seek out transgender people simply to satisfy their own sexual desires. While there is nothing wrong with being attracted to someone who is transgender, chasers do not treat those whom they "chase" with the basic respect deserving of a human being.
- Clock - To be able to tell that someone is transgender without them telling you.
- Come Out - To reveal to others that you are transgender.
- Conversion Therapy - A somewhat broad term referring to various forms of torture used against LGBTQIA+ people, particularly against children. The intent is to force the subject into being cisgender and/or heterosexual, or simply to commit suicide. For those who practice it, the general preference is to have a dead child rather than a queer child.
- Corrective Rape - Corrective rape is a form of rape of perpetrated against someone on the basis of their sexual orientation or gender identity. It is intended to force the victim to conform to heterosexuality or normative gender identity. In the context of transgender people, it is an extremely violent act of transphobia.
- Crossdresser - Someone who wears clothes/makeup/other indicators of gender expression which do not traditionally align with their gender identity. For example; a man wearing feminine clothing, or a woman wearing masculine clothing.