How to say "depths" in Japanese

• 深層しんそうCommon
  no-adjectiveCovers deep levels in an abstract or analytical sense, as in the depths of the mind or of an issue. It reads as a technical or scholarly term rather than everyday speech.
• 奥底おくそこCommon
  nounRefers to the very depths of something, often figurative, as in the depths of one's heart or feelings. It conveys something hidden far below the surface.
• 深みふかみCommon
  nounA deep place or the quality of being deep, usable for water, thought, or character. It can also suggest depth as a nuance of richness or profundity.
• 奥おくJLPT N3approx.Common
  nounBest for physical inner parts or the far end of a space: the depths of a forest, the back of a drawer or one's throat. This spatial 'back/interior' sense is its core meaning.
• 深部しんぶCommon
  nounMeans a deep part or the depths of something, typically in technical or medical contexts such as deep parts of the body. Less natural for figurative depths in everyday speech.

Use 奥 for physical inner recesses like forests, 「深み」/奥底 for figurative or literal deep places, and the Sino-Japanese 深層 and 深部 for deep levels or parts in abstract, technical, or analytical contexts.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 深層しんそうdepths
• 奥底おくそこdepths
• 深みふかみdeep place
• 奥おくinner part
• 深部しんぶdepths
• 深奥しんおうdepths (of an art, one's mind, etc.)
• 深間ふかまdepths
• 内奥ないおうrecesses (of one's mind, heart, etc.)
• 最深部さいしんぶdeepest part
• 淵ふちdepths (e.g. of despair)
• 懐ふところheart (e.g. of a mountain)
• 淵底えんていdepths (of something)