incestuously

• 副词，表示以涉及乱伦或具有乱伦特征的方式；既可用于字面描述近亲之间的性关系，也可比喻关系、群体或组织过度封闭、排外或只顾私利。

An adverb meaning "in a manner involving or characteristic of incest." It is used literally to describe actions related to sexual relations between close relatives, or figuratively to describe relationships, groups, or organizations that are excessively closed, self-serving, or insular.

1. In a manner involving incestC2formal

   In a way that relates to or involves sexual relations between people who are too closely related to marry.

   乱伦地

   • The royal family was rumored to have behaved incestuously for centuries.
   • The novel describes a family that lived incestuously in isolation.
   • Historians note that some ancient dynasties married incestuously to keep power.

2. In an overly close or exclusive mannerC2formal

   In a way that is excessively intimate or exclusive, often referring to groups or organizations that are too closed or self-referential.

   近亲繁殖式地（比喻义）

   • The small academic department operated incestuously, rarely collaborating with outsiders.
   • The political party's inner circle functioned incestuously, shutting out new ideas.
   • The industry's top firms have incestuously shared board members for decades.

   同义词clannishlycliquishlyparochiallyprovincially