scrap

nouns

a small fragment of something broken off from the whole
"a bit of rock caught him in the eye"
worthless material that is to be disposed of
a small piece of something that is left over after the rest has been used
"she jotted it on a scrap of paper"; "there was not a scrap left"
is a type of (narrower)
a separate part of a whole
"an important piece of the evidence"
the act of fighting; any contest or struggle
"a fight broke out at the hockey game"; "there was fighting in the streets"; "the unhappy couple got into a terrible scrap"
is derived from

verbs

dispose of (something useless or old)
"trash these old chairs"; "junk an old car"; "scrap your old computer"
have a disagreement over something
"We quarreled over the question as to who discovered America"; "These two fellows are always scrapping over something"
is derived from
make into scrap or refuse
"scrap the old airplane and sell the parts"
is a type of (narrower)
change the nature, purpose, or function of something
"convert lead into gold"; "convert hotels into jails"; "convert slaves to laborers"