hiatus

nouns

an interruption in the intensity or amount of something
abatement, hiatus, reprieve, respite, suspension
a missing piece (as a gap in a manuscript)
hiatus
is a type of (narrower)
an artistic or literary composition
"he wrote an interesting piece on Iran"; "the children acted out a comic piece to amuse the guests"
piece
a natural opening or perforation through a bone or a membranous structure
foramen, hiatus