Significant, not superficial, in extent.
In a (specified) number of rows or layers.
Positioned or reaching far, especially down through something or into something.
Voluminous.
Far in extent in another (non-downwards, but generally also non-upwards) direction away from a point of reference.
Low in pitch.
Far from the center of the playing area, near to the boundary of the playing area, either in absolute terms or relative to a point of reference.
Distant in the past, ancient.
Muddy; boggy; sandy; said of roads.
Extending far down from the top, or surface, to the bottom, literally or figuratively.
Penetrating a long way, especially a long way forward.
Hard to penetrate or comprehend; profound; intricate; obscure.
Positioned back, or downfield, towards one's own goal, or towards or behind one's baseline or similar reference point.
Thick.
Profound, having great meaning or import, but possibly obscure or not obvious.
Extending to a level or length equivalent to the stated thing.
Highly saturated; rich.
Sound, heavy (describing a state of sleep from which one is not easily awoken).
Of penetrating or far-reaching intellect; not superficial; thoroughly skilled; sagacious; cunning.
In a profound, not superficial, manner.
In large volume.
Back towards one's own goal, baseline, or similar.
Far, especially far down through something or into something, physically or figuratively.
A deep hole or pit, a water well; an abyss.
A deep shade of colour.
A silent time; quiet isolation.
The deep part of a lake, sea, etc.
The profound part of a problem.
A fielding position near the boundary.
The sea, the ocean.
So much better than another as to be beyond comparison; matchless or unsurpassed.
Not able to be compared.
Something beyond compare; a thing with which there is no comparison.