Related Clues:
- Clever and original but wet
- Clever binary code
- Having a high IQ
- 12 B 21?
- Opposite of dense
- Cerebral
- Head of business - wet or smart?
- Showing intelligence, by absorbing what's right?
- Bright at the start but wet later
- In reserve, holding water supply? That's intelligent
- Bright sort of weather breaking through
- Qualified for Mensa
- Binary (anag.)
- Clever one in sea
- Smart support in back of hostelry