What is the difference between "はなす", "話し掛ける", "代弁する", "腹を割る"?

"はなす" means "to speak, to talk", "話し掛ける" means "speak to, accost", "代弁する" means "speak for, represent", "腹を割る" means "to speak frankly".

Quadruple VS

Synonym Boundary: "はなす", "話し掛ける", "代弁する", "腹を割る"

All represent the core concept "speak", but require precise selection.

Japanese Option A

はなす

はなす (hanasu)

N5 / CEFR

Japanese Option B

話し掛ける

はなしかける (hanashikakeru)

B2 / CEFR

Japanese Option C

代弁する

だいべんする (daibensuru)

C1 / CEFR

Japanese Option D

腹を割る

はらをわる (harawowaru)

C1 / CEFR

Quadruple VS Nuance Contrast & Social Differences

When expressing "speak" in Japanese, you must carefully distinguish between "はなす", "話し掛ける", "代弁する", "腹を割る" based on context.

はなす (はなす (hanasu) - Level: N5): Maps to "to speak, to talk" and is used when Used for general conversation. The polite form is 話します.
話し掛ける (はなしかける (hanashikakeru) - Level: B2): Maps to "speak to, accost" and is used when Essential structural term in CEFR B2 vocabulary syllabus..
代弁する (だいべんする (daibensuru) - Level: C1): Maps to "speak for, represent" and is used when Essential structural term in CEFR C1 vocabulary syllabus..
腹を割る (はらをわる (harawowaru) - Level: C1): Maps to "to speak frankly" and is used when Essential structural term in CEFR C1 vocabulary syllabus..

Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!

Context for "はなす"

日本語を話しますか？

Do you speak Japanese?

Context for "話し掛ける"

私は話し掛けるに興味があります。

I am interested in speak to, accost.

Context for "代弁する"

私は代弁するに興味があります。

I am interested in speak for, represent.

Context for "腹を割る"

毎日、日本語を練習するために腹を割る。

Every day, I speak frankly to practice Japanese.

Synonym Mastery Challenge

Which Japanese word perfectly fits this blank space?

Fill in the blank: "日本語を話しますか？" (Meaning: "Do you speak Japanese?")

🎉 Correct Answer!

Remember: "はなす" is correct here because it represents "to speak, to talk" in the context: "Do you speak Japanese?".