| mysterious(adjective, characteristic, mystery, abstraction) |
| nimble(adjective, characteristic, cleverness, smartness) |
| obscure(adjective, characteristic, mystery, abstraction) |
| occult(adjective, characteristic, mystery, abstraction) |
| orphic(adjective, characteristic, mystery, abstraction) |
| perceptive(adjective, characteristic, wisdom, acuteness) |
| percipient(adjective, characteristic, wisdom, acuteness) |
| perspicacious(adjective, characteristic, wisdom, acuteness) |
| piercing(adjective, characteristic, wisdom, acuteness) |
| profound(adjective, characteristic, mystery, abstraction) |
| qualified(adjective, characteristic, cleverness, smartness) |
| quick(adjective, characteristic, cleverness, smartness) |
| quick-witted(adjective, characteristic, cleverness, smartness) |
| rational(adjective, characteristic, cleverness, smartness) |
| recondite(adjective, characteristic, mystery, abstraction) |
| resourceful(adjective, characteristic, cleverness, smartness) |
| sage(adjective, characteristic, wisdom, acuteness) |
| savvy(adjective, characteristic, cleverness, smartness) |
| secret(adjective, characteristic, mystery, abstraction) |
| sensible(adjective, characteristic, cleverness, smartness) |