Related Clues:
- Unknown or unclear
- 'Cloudy, lacking definite form (8)'
- Difficult to find
- Wit included blue elements, which were lacking proper form
- Vague - mask
- Blot out
- Vague and formless
- Like Jude, not well known
- Dark - little known
- Not at all well known
- Dark - secret - inconspicuous
- Enigmatic (like Jude?)
- Little known — dark
- It might be a little fuzzy but it's so Bunuel
- Unclear how foggy this is