covering

nouns

a natural object that covers or envelops
"under a covering of dust"; "the fox was flushed from its cover"
is derived from
an artifact that covers something else (usually to protect or shelter or conceal it)
is derived from
is a type of (narrower)
a man-made object taken as a whole
the act of concealing the existence of something by obstructing the view of it
"the cover concealed their guns from enemy aircraft"
is derived from
is derived from
the act of protecting something by covering it
is derived from
is derived from
is a type of (narrower)
the activity of protecting someone or something
"the witnesses demanded police protection"
the work of applying something
"the doctor prescribed a topical application of iodine"; "a complete bleach requires several applications"; "the surface was ready for a coating of paint";