| close | secret, concealed, hidden |
| concealed | unrevealed, kept secret, unacknowledged |
| concealed | hidden, secret, offering a hiding-place |
| concealment | something to be concealed, secret |
| covert | secret, hidden, concealed |
| covert | shelter, hiding-place, concealed spot |
| dissembled | concealed, pretended, feigned |
| folded | hidden, veiled, concealed |
| hooded | [falconry] concealed, masked |
| occulted | hidden, concealed |
| sheltered | concealed, hidden, disguised |
| unpublished | undisclosed, concealed, not divulged |
| up | hidden, concealed, shut up |