Related Clues:
- Fog modifier
- Thick and heavy
- ___ fog advisory
- Like flourless cake
- Hard to get through ... or get through to
- Like teenage facial hair, often
- Opposite of fluffy, for a cake
- Like osmium and iridium
- Not the brightest — studies English!
- Like dumbbells
- Closely crowded; stupid
- Unreliable, as cell service
- Pretty thick
- Initially dim, exhibiting no serious erudition
- Thick poles planted in river