Passing (sociology)

thumb|300px|Marranos: A secret Passover Seder in Spain during the times of Inquisition. An 1893 painting by [[Moshe Maimon.]] Marranos were Spanish and Portuguese Jews, as well as Navarrese Jews, who converted to Christianity, either voluntarily or by Spanish or Portuguese royal coercion, during the fifteenth and sixteenth centuries, but who continued to practice Judaism in secret or were suspected of it. They are also called crypto-Jews, a term increasingly preferred in scholarly works over Marranos.

term for a member of the Japanese Catholic Church during the Edo period

operation of an intelligence agency or the military that is so planned and executed as to conceal the identity of or permit plausible denial by the sponsor

Crypto-Judaism is the secretive adherence to Judaism while publicly professing to be of another faith. Practitioners are referred to as "crypto-Jews" (from the Greek word kryptos – , 'hidden').

Closeted and in the closet are metaphors for LGBTQ people who have not disclosed their sexual orientation or gender identity and aspects thereof, including sexual identity and sexual behavior. This metaphor is associated and sometimes combined with coming out, the act of revealing one's sexuality or gender to others, to create the phrase "coming out of the closet".

Turkish-Armenians who conceal their Armenian identity

Crypto-Islam is the secret adherence to Islam while publicly professing to be of another faith; people who practice crypto-Islam are referred to as "crypto-Muslims." The word has mainly been used in reference to Spanish Muslims and Sicilian Muslims during the Inquisition (i.e., the Moriscos and Saraceni and their usage of Aljamiado). With the Portuguese Empire's expansion to the Far East and the Spanish Empire's spread to the Philippines from Latin America, Filipino Muslims and Portuguese Muslims were also subject to the Inquisition, one famous case being Alexo de Castro of the Spanish-occupie

French writer (1679–1763)

to be perceived as the gender one wishes to present as

when a person classified as one race is accepted as another

phenomenon whereby the social identity of outsiders is not recognised

hiding one's autistic traits, often at the expense of one's mental health

identity of someone that identifies as a different race than the one associated with their biological ancestry