Term: tetralogy: a series of four related works (plays or operas or novels)
Broader: social event: an event characteristic of persons forming groups | Unrelated: pound cake: rich loaf cake made of a pound each of butter and sugar and flour
Broader: social event: an event characteristic of persons forming groups | Unrelated: preemptor: someone who acquires land by preemption
Broader: social event: an event characteristic of persons forming groups | Unrelated: layer: thin structure composed of a single thickness of cells
Broader: social event: an event characteristic of persons forming groups | Unrelated: tai yuan: a branch of the Tai languages
Broader: social event: an event characteristic of persons forming groups | Unrelated: shell: ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile; fired from a large gun
Broader: social event: an event characteristic of persons forming groups | Unrelated: lock-up option: an option to buy the crown jewels offered to a white knight in order to forestall a hostile takeover
Broader: social event: an event characteristic of persons forming groups | Unrelated: psychology: the science of mental life
Broader: social event: an event characteristic of persons forming groups | Unrelated: autodidact: a person who has taught himself
Broader: social event: an event characteristic of persons forming groups | Unrelated: immorality: the quality of not being in accord with standards of right or good conduct
Broader: social event: an event characteristic of persons forming groups | Unrelated: white lettuce: herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes