oddment

[ od-muh nt ]
/ ˈɒd mənt /

noun

an odd article, bit, remnant, or the like.
an article belonging to a broken or incomplete set.
Printing. any individual portion of a book excluding the text, as the frontispiece or index.

Origin of oddment

First recorded in 1790–1800; odd + -ment

British Dictionary definitions for oddment

oddment
/ (ˈɒdmənt) /

noun

(often plural) an odd piece or thing; leftover
(plural) NZ pieces of wool, such as belly wool or neck wool, removed from a fleece and sold separately