Deep

Synonyms Extending far down, yawning, huge, great, profound, bottomless, fathomless, chasmic, cavernous, gaping, big, extensive, unplumbed, immeasurable, and unfathomable.

Synonyms In depth, inwards, from the surface, downwards, from top to bottom, and in vertical extent.

Synonyms Intense, deeply felt, ardent, wholehearted, deep-rooted, thoroughgoing, sincere, genuine, earnest, keen, grave, heartfelt, fervent, impassioned, deep-seated, thorough, serious, honest, unfeigned, enthusiastic, great, and abject.

Synonyms Clever, intellectual, learned, sagacious, scholarly, penetrating, perceptive, insightful, sharp, quick-witted, philosophical, weighty, difficult, esoteric, impenetrable, mysterious, intelligent, knowledgeable, wise, sage, discerning, perspicacious, percipient, keen, sharp-witted, profound, complex, serious, abstruse, recondite, unfathomable, and obscure.

Synonyms Obscure, hidden, unfathomable, opaque, recondite, enigmatic, Delphic, perplexing, mystifying, as clear as mud, mysterious, secret, fathomless, abstruse, esoteric, arcane, puzzling, baffling, and inexplicable.

Synonyms Rapt, engrossed, immersed, lost, spellbound, gripped, intent, absorbed, preoccupied, steeped, captivated, riveted, enthralled, and engaged.

Synonyms Low-pitched, bass, rich, resonant, booming, sonorous, low, full-toned, powerful, rumbling, and resounding.

Synonyms Dark, vivid, strong, glowing, bold, flamboyant, intense, rich, brilliant, vibrant, warm, and eye-catching.

Synonyms The sea, the high seas, the briny, the main, the profound, the ocean, the drink, the waves, and the foam.

Synonyms Far down, deep down, to a great depth, a long way, a good way, far in, way down, far, and a great distance.