extent the distance or area or volume over which something extends; "the vast extent of the desert"; "an orchard of considerable extent"
deep exhibiting great cunning usually with secrecy; "deep political machinations"; "a deep plot"
shallow lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center; "shallow water"; "a shallow dish"; "a shallow cut"; "a shallow closet"; "established a shallow beachhead"; "hit the ball to shallow left field"
deep exhibiting great cunning usually with secrecy; "deep political machinations"; "a deep plot"
shallow lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center; "shallow water"; "a shallow dish"; "a shallow cut"; "a shallow closet"; "established a shallow beachhead"; "hit the ball to shallow left field"
draught,
draft the act of moving a load by drawing or pulling
penetration the act of entering into or through something; "the penetration of upper management by women"
sounding the act of measuring depth of water (usually with a sounding line)
depth -
degree of psychological or intellectual profundity
degree,
level,
grade a position on a scale of intensity or amount or quality; "a moderate grade of intelligence"; "a high level of care is required"; "it is all a matter of degree"
profundity,
profoundness intellectual depth; penetrating knowledge; keen insight; etc; "the depth of my feeling"; "the profoundness of the silence"
depth -
(usually plural) the deepest and most remote part; "from the depths of darkest Africa"; "signals received from the depths of space"
region,
part a knowledge domain that you are interested in or are communicating about; "it was a limited realm of discourse"; "here we enter the region of opinion"; "the realm of the occult"