profoundness in WordNet English dictionary

1. wisdom that is recondite and abstruse and profound
   "the anthropologist was impressed by the reconditeness of the native proverbs"
   reconditeness  abstruseness  abstrusity  profoundness  profundity 
   
2. the intellectual ability to penetrate deeply into ideas
   astuteness  profundity  profoundness  depth  deepness 
   
3. the quality of being physically deep
   "the profundity of the mine was almost a mile"
   deepness  profundity  profoundness 
   
4. intellectual depth; penetrating knowledge; keen insight; etc
   "the depth of my feeling"; "the profoundness of the silence"
   profundity  profoundness 
   
5. extremeness of degree
   "the profoundness of his ignorance"
   profoundness