U

entrails

plural noun

the internal parts of the trunk of an animal body.
the intestines.
the internal parts of anything: the entrails of a machine.

pl n

the internal organs of a person or animal; intestines; guts
the innermost parts of anything

c.1300, from Old French entrailles (12c.), from Late Latin intralia “inward parts, intestines” (8c.), from Latin interanea, neuter plural of interaneus “internal, that which is within,” from inter “between, among” (see inter-).

pl.n.

The internal organs, especially the intestines; viscera.