Deep
Part of speech: noun
Definition: (meaning 1 above) part of a lake, sea, etc. The deep (meaning 2 above) part of a problem. (with "the"): the sea, the ocean A fielding position near the boundary.
Part of speech: adverb
Definition: deeply
Part of speech: adjective
Definition: Having its bottom far down. Profound, having great meaning or import, but possibly obscure or not obvious. Seriously or to a significant extent, not superficial. In extent in a direction away from the observer. Thick in a vertical direction. Voluminous Low in pitch Dark and highly saturated of a fielding position near the boundary, or closer to the boundary than one being compared to. a long way inside a long way forward in a number of rows or layers difficult to awake right into one's mind with a lot of Relatively farther downfield. three deep.
Example sentence: Finance is not merely about making money. It's about achieving our deep goals and protecting the fruits of our labor. It's about stewardship and, therefore, about achieving the good society.
Abstruse
Part of speech: adjective
Definition: remote from apprehension; difficult to comprehend or understand; recondite; as in abstruse learning.concealed or hidden out of the way.