Related Clues:
- Very challenging
- Tough to learn
- Jazzed up society photo with editor
- Player's challenge? I sympathise
- Tiring party, breaking rocks perhaps
- Giving extra flavour, special, with sugary coating
- Far from easy
- Difficult; severe
- Like gingerbread
- Like verified facts
- Dickens' times were this tough!
- Word with cash or candy
- Were Dickens' times this tough?
- Causing head-scratching
- Difficult; rigid