noun
pseudo-family; quasi-family
Refers to a group of people who are not related by blood or law but function as a family, often used in sociology, psychology, or discussions of modern relationships.
シェアハウスの住人たちは、まるで疑似家族のように助け合っている。
The residents of the share house help each other just like a pseudo-family.
Compound of 疑似 (pseudo-) and 家族 (family). The prefix 疑似 is used to indicate something that resembles the real thing but is not genuine.