deepness
1. [ noun ] the quality of being physically deep
Synonyms: profoundness profundity
Examples:

: "the profundity of the mine was almost a mile"

Related terms: shallowness depth bottomlessness
2. [ noun ] (music) a low pitch that is loud and voluminous
Related terms: low_pitch
Similar spelling:   deafness
  Devens
  defense
  defence
  defenseless
  defenceless
  defensive
  defensible
  defensively