of depth; not capable of being sounded or measured | having great spatial extension or penetration downward or inward from an outer surface or backward or laterally or outward from a center; sometimes used in combination |
resembling an abyss in depth; so deep as to be unmeasurable | relatively deep or strong; affecting one deeply |
incapable of being fully understood | exhibiting great cunning usually with secrecy |
| strong; intense |
| very distant in time or space |
| difficult to penetrate; incomprehensible to one of ordinary understanding or knowledge |
| of an obscure nature |
| intense or extreme |
| large in quantity or size |
| with head or back bent low |
| having or denoting a low vocal or instrumental range |
| marked by depth of thinking |
| relatively thick from top to bottom |
| extending relatively far inward |
| (of darkness) densely dark |