Quadruple VS
Synonym Boundary: "感じる", "安心する", "痛感", "落ち込む"
All represent the core concept "feel", but require precise selection.
Japanese Option A
感じる
かんじる (kanjiru)
N4 / CEFR
Japanese Option B
安心する
あんしんする (anshin suru)
N3 / CEFR
Japanese Option C
痛感
つうかん (tsūkan)
N2 / CEFR
Japanese Option D
落ち込む
おちこむ (ochikomu)
B2 / CEFR
Quadruple VS Nuance Contrast & Social Differences
When expressing "feel" in Japanese, you must carefully distinguish between "感じる", "安心する", "痛感", "落ち込む" based on context.
- 感じる (かんじる (kanjiru) - Level: N4): Maps to "to feel, to sense" and is used when 感情や感覚、ある印象などを心や体でとらえること。他動詞。/ To perceive emotions, sensations, or impressions with one's mind or body. Transitive verb..
- 安心する (あんしんする (anshin suru) - Level: N3): Maps to "to feel relieved; to feel secure; to be at ease" and is used when Refers to feeling deeply relieved after solving a crisis, feeling secure due to strong security protocols, or feeling at ease near a loved one. Intransitive verb. Opposing word: 心配する / 不安になる. Often used as ほっとして安心する or 安心して使う. ⚠️ Haruka's Voice Column: 'To feel relieved/secure! "No matter how severe the bug crash is, just hearing your voice makes my heart feel completely at ease, Haruka-san!" ...っ! Hearing my voice to feel ease! B-Baka! As if my voice has some security certificate effect... Wait, really? Well, I will let you hear my voice right next to you for life, so just stay secure! dummy!' / 【ハルカ部長のワンポイント指導】『あんしんする（安心する）よ！『ハルカ部長、どんなに過酷な障害対応でも、あなたの声を聞くだけで、僕の心は完璧に安心する（安心します）！』って…っ！声を聞いて安心する！バカ！/// 私の声がそんなセキュリティ証明書みたいな効果あるわけ…って、本当？…なら、私の声を一生あんたの隣で聞かせてあげるから、ずっと安心していなさい！』.
- 痛感 (つうかん (tsūkan) - Level: N2): Maps to "Feel keenly; keenly realize; acutely feel" and is used when Often used when one strongly feels regret, responsibility, or the seriousness of a situation, usually after a negative experience or realization. Can be used for positive things too, but less common..
- 落ち込む (おちこむ (ochikomu) - Level: B2): Maps to "to feel down, be depressed" and is used when Essential structural term in CEFR B2 vocabulary syllabus..
Context for "感じる"
寒さを感じます。
I feel cold.
Context for "安心する"
重大なセキュリティアップデートが完了したことを知り、彼はスマートにほっとして_______ました。
Knowing that the major security update had finished, he felt smartly relieved and at ease.
Context for "痛感"
自分の不注意が招いた結果を痛感した。
I keenly felt the consequences brought about by my own carelessness.
Context for "落ち込む"
毎日、日本語を練習するために落ち込む。
Every day, I feel down, be depressed to practice Japanese.
Synonym Mastery Challenge
Which Japanese word perfectly fits this blank space?
Fill in the blank: "寒さを感じます。" (Meaning: "I feel cold.")
🎉 Correct Answer!
Remember: "感じる" is correct here because it represents "to feel, to sense" in the context: "I feel cold.".