veil

nouns

a garment that covers the head and face
a membranous covering attached to the immature fruiting body of certain mushrooms
the inner membrane of embryos in higher vertebrates (especially when covering the head at birth)
a vestment worn by a priest at High Mass in the Roman Catholic Church; a silk shawl

verbs

to obscure, or conceal with or as if with a veil
"women in Afghanistan veil their faces"
antonym
entails
provide with a covering or cause to be covered
"cover her face with a handkerchief"; "cover the child with a blanket"; "cover the grave with flowers"
is a type of (narrower)
prevent from being seen or discovered
"Muslim women hide their faces"; "hide the money"
make undecipherable or imperceptible by obscuring or concealing
"a hidden message"; "a veiled threat"