Common words:
* Aquarium: A tank of water for keeping fish and other aquatic animals.
* Auditorium: A large room or hall for public gatherings, performances, or lectures.
* Conservatorium: A building or institution for the study and practice of music.
* Crematorium: A building with a furnace for burning dead bodies.
* Herbarium: A collection of dried plants, often mounted and labeled.
* Planetarium: A building with a dome-shaped ceiling onto which images of the stars and planets are projected.
* Sanatorium: A hospital for people with chronic diseases, especially tuberculosis.
* Terrarium: A sealed, transparent container in which plants are grown.
Less common words:
* Aviarium: A building for keeping birds.
* Bibliothecarum: A library.
* Ephemerium: A place or time where things are ephemeral or fleeting.
* Herbarium: A collection of dried plants.
* Infirmary: A hospital or a room in a school or institution for the sick or injured.
* Lectorium: A reading desk or platform.
* Lunarium: A place or time where lunar events are observed.
* Museum: A building that houses a collection of artifacts, art, or other objects of cultural interest.
* Observatorium: An observatory.
* Sanatorium: A hospital for people with chronic diseases.
* Speculum: A mirror or reflecting surface.
* Vivarium: A habitat for living organisms, often used for research or education.
Note: The suffix "-rium" is often used to indicate a place, building, or container for a specific purpose or activity.