| little known(expression, adjective, obscure, strange, new) |
| nobody(noun, nonentity, mediocrity) |
| peculiar(adjective, strange, new, untried, inexplicable) |
| recondite(obscure, dark, new, deep, secret) |
| shadowy(adjective, obscure, rough, dark, vague) |
| unaccustomed(adjective, experience, unusual, strange, new) |
| unacquainted(adjective, ignorant, unfamiliar, uninformed, oblivious) |
| uncommon(adjective, obscure, unusual, strange, new) |
| unnoted(adjective, obscure, strange, mysterious, indefinite) |
| unnoticed(adjective, disrepute) |
| unrenowned(adjective, obscure, strange, mysterious, unfamiliar) |
| unspecified(adjective, rough, strange, vague, mysterious) |
| terra incognita(noun, expression, idiom) |
| abstruse(obscure, dark, strange, deep, secret) |
| innominate(adjective, undisclosed, nameless, anonymous) |
| mystery(noun, confidence, nonentity) |
| nonentity(noun, mediocrity) |
| novel(adjective, obscure, unusual, strange, new) |
| odd |
| riddle(confidence, mystery) |