(ふか)

ふかい
adjective (i-adjective)
deep; profound
1. deep (physical depth)
Describes something with great depth, such as water, a hole, or snow.
このプール(ふか)から()つけて。
This pool is deep, so be careful.
Physical depth
この(かわ)(ふか)い。
This river is deep.
The snow is too deep to walk.
The hole was deeper than I thought.
I suffered a deep wound.
2. profound, deep (abstract)
Describes deep meaning, understanding, relationships, or feelings.
(ふか)意味(いみ)ある
It has a deep/profound meaning.
Abstract meaning
The two have a deep relationship.
I feel deep affection.
This problem is deep/complex.
They have profound knowledge.
(ふか)(ねむ)についた。
I fell into a deep sleep.
I want to express my deep gratitude.
3. dense, thick
Describes dense fog, thick forest, or dark/rich colors.
(きり)(ふか)(あさ)だった。
It was a morning with thick fog.
Dense/thick meaning
I got lost in a dense forest.
Leaves of a deep green color.
(ふか)(あお)(うみ)
A sea of deep blue.
It was enveloped in deep darkness.
4. late (time of night)
Describes late hours of the night.
I studied until late at night.
Time expression
(よる)(ふか)なった
The night grew late.
I worked until late at night.
The phone rang late at night.
I was reading a book in the stillness of the late night.

(ふか)い is an i-adjective meaning 'deep' or 'profound.'

Forms:

  • Adverbial: (ふか)
  • Noun form: (ふか)さ (depth)

Conjugation:

  • Negative: (ふか)くない
  • Te-form: (ふか)くて
  • Past: (ふか)かった

Antonym: (あさ)い (shallow).

Common collocations: (ふか)(かわ) (deep river), (ふか)(ねむ)り (deep sleep), (ふか)関係(かんけい) (deep relationship), (ふか)(みどり) (deep green), (きり)(ふか)い (thick fog).

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