Profoundness

adjective, profounder, profoundest.
1.
penetrating or entering deeply into subjects of thought or knowledge; having deep insight or understanding:
a profound thinker.
2.
originating in or penetrating to the depths of one’s being; profound grief.
3.
being or going far beneath what is superficial, external, or obvious:
profound insight.
4.
of deep meaning; of great and broadly inclusive significance:
a profound book.
5.
pervasive or intense; thorough; complete:
a profound silence.
6.
extending, situated, or originating far down, or far beneath the surface:
the profound depths of the ocean.
7.
low:
a profound bow.
noun, Literary.
8.
something that is profound.
9.
the deep sea; ocean.
10.
depth; abyss.
adjective
1.
penetrating deeply into subjects or ideas: a profound mind
2.
showing or requiring great knowledge or understanding: a profound treatise
3.
situated at or extending to a great depth
4.
reaching to or stemming from the depths of one’s nature: profound regret
5.
intense or absolute: profound silence
6.
thoroughgoing; extensive: profound changes
noun
7.
(archaic or literary) a great depth; abyss