- deep
- I. a.
1.Down-reaching, reaching far down, of great depth.2.Mysterious, intricate, knotty, difficult, hard (to comprehend), unfathomable, profound.3.Sagacious, penetrating, intelligent, discerning, shrewd, astute.4.Absorbed, engrossed, rapt up.5.Grave, low, not high, not sharp.6.Dark, intense.7.Great, thorough, entire, heartfelt.II. n.1.Sea, ocean, main, abyss of waters.2.Depth, profound, abyss, deepest part or place, recess, bottom.3.Mystery, enigma, profound riddle.4.Stillness, silence, stillest part, inmost part, midst.III. ad.See deeply.
New dictionary of synonyms. 2014.