A nightgown is called a night rail , presuming you sleep in something besides your shift or your nudity. A veil is also a head rail . When you talk about having a tooth pulled at the dentist's, say you have had it drawn by the barber or barber surgeon .
Pockets are period.
So are functional buttonholes. Don't let anyone tell you otherwise. Fabric comes on a folder instead of on a bolt. It was certainly more than that in 1580. Seed pearls, bought in bulk for use on gowns, cost a penny apiece.