Profundity

Noun

1. The state of being profound; magnitude, gravity, or intensity.

   "The situation's profundity escaped most observers."

2. Deep intellect or insight.

   "Unfortunately, Andrew's colossal ego means people miss his profundity."

3. A great depth; a deep place.

   "I delved the abyssal profundities of Neptune's realm."

4. Depth; the state of possessing great downwards extent.