Synonyms of deep in English:

deep


See definition of deep

adjective

1‘a deep ravine’

SYNONYMS

extending far down

cavernous, yawning, gaping, huge, big, great, extensive, profound, unplumbed

bottomless, immeasurable, fathomless, unfathomable

rare chasmic

ANTONYMS

shallow

2‘a deep shelf’

SYNONYMS

extending far back, extending far in, extending a long way back, extensive

ANTONYMS

shallow

3‘a puddle about two inches deep’

SYNONYMS

in depth, downwards, inwards, from top to bottom, from the surface, in vertical extent

4‘I have a deep affection for you’

SYNONYMS

intense, heartfelt, deeply felt, fervent, ardent, impassioned, wholehearted, deep-seated, deep-rooted, thorough, thoroughgoing, serious

sincere, honest, genuine, unfeigned

earnest, enthusiastic, keen, great

grave, abject

ANTONYMS

superficial, insincere

5‘Laura drifted into a deep sleep’

SYNONYMS

sound, heavy, profound, intense

6‘Helen was a deep thinker’

SYNONYMS

clever, intelligent, intellectual

knowledgeable, learned, wise, sagacious, sage, scholarly

discerning, penetrating, perspicacious, perceptive, percipient, insightful, keen, sharp, sharp-witted, quick-witted

profound, philosophical, complex, weighty, serious, difficult, abstruse, esoteric, recondite, impenetrable, unfathomable, mysterious, obscure

ANTONYMS

straightforward

7‘he was deep in concentration’

SYNONYMS

rapt, absorbed, engrossed, preoccupied, immersed, steeped, lost, captivated, spellbound, riveted, gripped, enthralled, intent, engaged

8‘a deep mystery’

SYNONYMS

obscure, mysterious, hidden, secret, unfathomable, fathomless, opaque, abstruse, recondite, esoteric, enigmatic, arcane, Delphic

puzzling, perplexing, baffling, mystifying, inexplicable

informal as clear as mud

9‘his deep voice’

SYNONYMS

low-pitched, low, bass, full-toned, rich, powerful, resonant, rumbling, booming, resounding, sonorous

ANTONYMS

high

10‘a deep reddish-brown colour’

SYNONYMS

dark

intense, vivid, rich, strong, brilliant, glowing, vibrant, bold, warm, flamboyant, eye-catching

ANTONYMS

light, thin


noun

1the deep‘the strange creatures of the deep’

See sea

2the deep‘in the deep of night’

SYNONYMS

the middle, the midst, the mid point, the central point

the depths, the thick, the dead, the heart, the kernel, the interior


adverb

1‘I dug deep’

SYNONYMS

far down, far in, deep down, way down, to a great depth

2‘he brought them deep into thick woodland’

SYNONYMS

far, a long way, a great distance, a good way