duology |
series |
As a noun duology
is (nonstandard) a series comprised of two parts, particularly in genre fiction.
As a verb series is
.
sequel |
duology |
As nouns the difference between sequel and duology
is that
sequel is (narratology) a narrative that is written after another narrative set in the same universe, especially a narrative that is chronologically set after its predecessors, or (perhaps improper usage) any narrative that has a preceding narrative of its own while
duology is (nonstandard) a series comprised of two parts, particularly in genre fiction.
trilogy |
duology |
As nouns the difference between trilogy and duology
is that
trilogy is a set of three works of art that are connected, and that can be seen either as a single work or as three individual works. They are commonly found in literature, film, or video games while
duology is a series comprised of two parts, particularly in genre fiction.