book containing a collection of poems; Psalms (book of the Bible)
long work; (full-length) novel; feature-length film; long poem
second part (of three); second volume; middle part; novella; short novel
(very) short story or article; short short story; conté
trailer (for a film, TV show, etc.); preview
second volume (of two); third volume (of three)
(very) short story or article; short short story; conté
main part (of a book); principal part; original text (as opposed to its sequels); first book (of a series)
volumes and chapters; composition; writing
first volume (of two or three); first part