F.

F.A.F.A.B. - (acronym) - Forcibly Assigned Female At Birth (Note: This term is usually reserved for those who are intersex.)

F.A.M.A.B. - (acronym) - Forcibly Assigned Male At Birth (Note: This term is usually reserved for those who are intersex.)

F.A.R.T. - (acronym) - Feminist Appropriating Reactionary/Ridiculous Transphobe

Female-bodied - (adj.) - A common but problematic term used for cis women and AFAB trans people who have not undergone transitional surgery.

Female Husband - (n.) - A term which dates back to the 17th century that refers to a natal woman who marries a woman while living as a man.

Female Impersonator - (n.) - A person who dresses or acts as female, but does not identify as female, often for the benefit of an audience.

Femboy - (n.) - Typically refers to an individual who identifies as a boy/man, but presents in a feminine manner.

Feminine of Center - (adj.) - Having a gender that is closer to “female” than to “male” or other genders.

Feminine-Presenting - (v.) - This describes people who have a gender expression or presentation that they or others categorize as feminine.
Feminine-presenting is a term that captures the part of someone’s gender that’s shown externally, either through aspects of their style, appearance, physical traits, mannerisms, or body language.
This term doesn’t necessarily indicate anything about the way someone identifies their gender or the gender or sex assigned to them at birth.

Feminization - (n.) -
1. The process by which a person’s gender presentation becomes closer to what is traditionally considered feminine.
2. In fetal development, the process by which female sex hormones affect the developing brain.
Femme - (adj.) - Reminiscent of what is traditionally considered femininity. May refer to a gender identity, gender presentation, or a style of dress. Strongly associated with lesbian culture.

Fluid - (adj.) - Changeable, not static. Some people have fluid sexual orientations or gender identities. See genderfluid.

Follicular Phase - (n.) - The phase of the menstrual cycle during which eggs mature in the ovaries.

Full Time - (adv.) - Living as one’s correct gender every day, in all circumstances. Medical gatekeepers often require a period of living full-time before they are willing to approve of hormone therapy or surgery; this restriction can be dangerous or impossible for some trans people. Note that over time, this restriction has become less of a requirement, depending on location.