Ace: In terms of sexuality and LGBTQ+ related stuff, this is a shortened version of asexual.

Aceantagonism: Bigotry, discrimination, and similar aggression against asexuals.

Allosexual: A term that refers to someone who is nowhere on the asexuality spectrum.

Aromantic: Not experiencing romantic attraction

Asexual: In terms of sexual orientation, often refers to a person who doesn't experience sexual attraction and/or is entirely uninterested in having sex.

Asexuality spectrum: The various ways someone may be considered asexual. Some asexuals experience attraction that is infrequent, difficult to parse, or otherwise makes them feel that asexuality feels closer to describing them than supposedly normal sexuality.

Cishet: A term to refer to someone who is both cisgender and straight and thus will not be directly harmed by most heteronormative and cisnormative things.

Cisnormativity: A series of beliefs and systems that position cisgender people and their experience with gender above all others.

Disordered eating: Eating habits that reflect unhealthy attitudes towards food, without necessarily being a full-blown eating disorder.

Dyadic: Not intersex. One of several terms used by intersex people.

Endosex: Not intersex. One of several terms used by intersex people.

Gender essentialism: The notion that people have or should have particular qualities because of their gender. For example, men are painted as being inherently more aggressive while women are portrayed as nurturing by nature.

Heteronormativity: A series of beliefs and systems that position hetero people and relationships above all others. It's not just assuming everyone is straight (though that is often part of it).

Hypersexualization: Framing a group of people as excessively sexual in order to treat them as objects of lust, contempt, or often both.

Intersectionality: Activism and political theory that encourages people to examine the way experiences of oppression mix together. Coined by Kimberlé Crenshaw, who used it to address how Black women's experiences with racism and misogyny can't necessarily be neatly separated.

Intersex: A term that refers to people whose sexual characteristics don't fit neatly into what is considered "biologically" male or "biologically" female. It is not the same as being transgender, which refers to people whose gender doesn't match the one they were assigned at birth.

Intersex genital mutilation (IGM): Surgeries performed on intersex children in order to make them fit into sexual norms. Intersex advocates and some doctors have opposed this practice because of harm it causes later in life, and because many of these procedures aren't medically necessary.

Kyriarchy: A collection of oppressive systems that interact with one another in ways that screw over oppressed people even worse.

Misogynoir: The particular mix of misogyny and anti-black racism that harms Black women. Coined by Moya Bailey.

No True Scotsman: A logical fallacy where someone makes an assertion about a group, and claims members who contradict this assertion aren't actually part of the group. For example, someone who says Christians aren't antisemitic looks at examples of Christians attacking Jewish people and says they aren't true Christians.

Perisex: Not intersex. One of several terms used by intersex people.

Racial fetishization: Treating particular people as being attractive specifically because of what the fetishist believes is normal among people of that race. Because it relies on stereotypes, generalizations, and other distorted or false perceptions, it ends up objectifying and dehumanizing the very people that fetishists claim to love.

Sex aversion/sex repulsion: A personal feeling of disgust or discomfort regarding to sex. This is not necessarily about an individual's sociopolitical views about sexuality, and many sex averse people would like for their choices (including not having sex) to be respected rather than be belittled or pathologized.

Sex work: Labor during which a person engages in sexual behavior with a client in exchange for payment. Sex workers include but are not limited to full service sex workers (people who have sex for money), porn actors, exotic dancers, pro doms, pro subs, and phone sex operators.

Whoreantagonism: Systems and predujices that harm sex workers. You'll more frequently see the term ”whorephobia”.