Last Updated：2025/11/20

Dictionary quizzes to help you remember the meaning

Dictionary quizzes to help you remember the meaning

deepen

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Source Word

deepen

IPA(Pronunciation)

/ˈdiːpən/

Verb

transitive intransitive

(transitive) To make deep or deeper / (transitive) To make darker or more intense; to darken / (transitive) To make more poignant or affecting; to increase in degree / (transitive) To make lower in tone

Japanese Meaning

(他動詞) 深くする、または、さらに深くする / (他動詞) より暗く、または濃くする、強調する / (他動詞) さらに感動的または痛烈なものにする、感情を増幅させる / (他動詞) トーンを低くする、低い音にする

What is this buttons?

The engineers plan to deepen the canal to allow larger ships to pass.

Google Translation / DeepL Translation

エンジニアたちは、より大きな船が通れるように運河を深くする計画を立てている。

Sense（1）

(transitive) To make deep or deeper

They deepened the well by 200 feet.

Google Translation / DeepL Translation

Sense（2）

(transitive) To make darker or more intense; to darken

The event deepened the prevailing gloom.

Google Translation / DeepL Translation

Sense（3）

(transitive) To make more poignant or affecting; to increase in degree

News of her death deepened my sorrow.

Google Translation / DeepL Translation

Sense（4）

(transitive) To make lower in tone

The tuner deepened the tone of the organ.

Google Translation / DeepL Translation

Sense（5）

(transitive) To make more thorough or extensive.

The class deepened my understanding of the subject.

Google Translation / DeepL Translation

Sense（6）

(transitive) To make more intimate.

The shared experiences deepened our relationship.

Google Translation / DeepL Translation

Sense（7）

(transitive) To make more sound or heavy.

The hypnotist then proceeded to deepen his trance.

Google Translation / DeepL Translation

Sense（8）

(intransitive) To become deeper

The water deepens as you go toward the middle of the channel.

Google Translation / DeepL Translation

Sense（9）

(intransitive) To become darker or more intense

The crisis deepened in the following weeks.

Google Translation / DeepL Translation

Sense（10）

(intransitive) To become lower in tone

His voice deepened with age.

Google Translation / DeepL Translation

Sense（11）

(intransitive) To become more thorough or extensive.

His skill in deciphering the texts deepened with practice.

Google Translation / DeepL Translation

Sense（12）

(intransitive) To become more intimate.

The conversation deepened and they began to truly share.

Google Translation / DeepL Translation

Sense（13）

(intransitive) To become more sound or heavy.

The new bed allowed my sleep to deepen.

Google Translation / DeepL Translation

deepens

（ present singular third-person ）

deepening

（ participle present ）

deepened

（ participle past ）

deepened

（ past ）

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