| gut(adjective, private, mental, inner) |
| hush-hush(clandestine, underground, undisclosed) |
| individual(adjective, private, mental, inner) |
| interior(adjective, private, mental, inner) |
| internal(adjective, private, mental, inner) |
| intimate(adjective, private, mental, inner) |
| intrinsic(adjective, private, mental, inner) |
| inward(adjective, private, mental, inner) |
| obscure(adjective, dark, superior, deep, mysterious) |
| psychological(adjective, private, mental, inner) |
| restricted(clandestine, underground, undisclosed) |
| sneaking |
| strange(adjective, obscure, new, remote, mysterious) |
| subconscious(adjective, private, mental, inner) |
| suppressed |
| surreptitious(adjective, secret, unknown, hidden, concealed) |
| ulterior |
| unapprehended(adjective, strange, new, remote, mysterious) |
| unascertained(adjective, strange, new, remote, mysterious) |
| uncharted(adjective, strange, new, remote, mysterious) |