the.com/concealed
Hidden on purpose, by someone who'd rather you didn't notice.
means Kept out of sight or knowledge deliberately, so that something stays secret or unseen.
from From Latin concelare, to hide completely — con (thoroughly) plus celare (to hide), the same root that buried cellars and shrouded the occult.
Legal twistConcealed carry means hidden, not absent.
Sibling wordShares its root with hell, the covered place.
Active verbImplies intent, unlike merely hidden things.