Abyss

Noun

 * 1) A bottomless or unfathomed depth, gulf, or chasm; hence, any deep, immeasurable, and, specifically, hell, or the bottomless pit.
 * 2) Infinite time; a vast intellectual or moral depth.
 * 3)  The center of an escutcheon.

Adjectives for Abyss
immovable; nethermost; awful; blossoming; unfathomed; threatening; watery; dolorous; howling; moral; infernal; financial; yawning; void; profound; desolate; murky; bottomless; sunless; horrible; widening; black; unavoidable; breath-taking; gaping; immeasurable; hellish; hideous; Stygian.

Thesaurus
hollow; incision; inferno; inner space; joint; kloof; leak; mine; moat; netherworld; notch; nullah; ocean bottom; ocean depths; ocean floor; opening; pass; passage; pelagic zone; perdition; pit; profoundness; profundity; quarry; ravine; rent; rift; rime; rupture; scissure; seam; shaft; slit; slot; split; the deep; the deep sea; the deeps; the depths; trench; underworld; valley; void; wadi; well; workings; yawning abyss, Bassalia; Gehenna; Sheol; Tophet; abysm; abyssal zone; arroyo; bathyal zone; benthos; bottom waters; bottomless depths; box canyon; breach; break; canyon; cavity; chap; chasm; check; chimney; chink; cleft; cleuch; clough; col; coulee; couloir; crack; cranny; crater; crevasse; crevice; cut; cwm; deep; deepness; defile; dell; depth; dig; diggings; dike; ditch; donga; draw; excavation; fault; fissure; flaw; flume; fracture; furrow; gap; gape; gash; gorge; groove; ground; gulch; gulf; gully; hades; hole;

Derived terms

 * abyssal

Related terms

 * abysmal