Nihoner
表層形
心得ろ
ココロエロ
動詞

心得ろ (ココロエロ)

Kokoroero · こころえろ — to know, to understand, to be aware of, to regard as, to take for; to (understand and) accept (a responsibility); to have a knowledge of (a skill, art, etc.), to have a command of, to know (how to do)

Other ways to say “to know” in Japanese →

心得ろ in rōmaji: kokoroero.

動詞 一般 * *
📝 心得る 🔤 下一段-ア行 📐 命令形
Updated: 2026年9月7日
📖 Grammar Information
表層形 (Surface)
心得ろ
見出し語 (Lemma)
心得る
読み (Reading)
ココロエロ
品詞 (POS)
動詞・一般・*・*
活用型 (Conj. Type)
下一段-ア行
活用形 (Conj. Form)
命令形
表記 (Orthography)
心得ろ
読み・基本形
ココロエル
表記・基本形
心得る
見出し語の読み
ココロエル
How it's used

A very rare, archaic imperative form of 心得る; learners will essentially only encounter it in old-fashioned or literary texts.

心得ろ、これが最後の教えだ。
Kokoroero, kore ga saigo no oshie da.
Know this: this is my final teaching.

心得ろ、お前の負けだ。
Kokoroero, omae no make da.
Understand this: you have lost.

⚖️ Commonly confused with 心掛けろ (kokorogakero, 'keep in mind, endeavor'), which is more common and implies intention rather than knowledge.

💡 English Meaning

心得ろ means “to know, to understand, to be aware of, to regard as, to take for; to (understand and) accept (a responsibility); to have a knowledge of (a skill, art, etc.), to have a command of, to know (how to do)” — full definition & examples →

⭐ Dictionary Form

心得る (ココロエル) — main entry →

🔗 Other Forms of 心得る
🃏 Flashcard — Test Yourself
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心得ろ
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Reading & Info
ココロエロ
Lemma: 心得る
動詞一般**
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⚡ 一段 (Ichidan/Ru-verb) Conjugations
ます形 (Polite)
心得ます
て形 (Te-form)
心得て
過去形 (Past)
心得た
否定形 (Negative)
心得ない
意向形 (Volitional)
心得ましょう
可能形 (Potential)
心得られる
受身形 (Passive)
心得られる
使役形 (Causative)
心得させる
💡
Did you know · 動詞
動詞 (verbs) come at the end of a Japanese sentence. They conjugate for tense, politeness, negation, and mood — this entry shows the base (dictionary) form.
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❓ About this entry
What is the difference between surface form and lemma? ▼
The surface form (心得ろ) is the exact text as it appeared in the corpus — it may be conjugated or inflected. The lemma (心得る) is the dictionary base form. For example, 食べた (surface) has the lemma 食べる.
What does the reading (pron) field mean? ▼
The reading shows the pronunciation in hiragana or katakana as recorded by UniDic. For kanji entries this is the standard reading of this specific surface form — which may differ from other readings of the same kanji.
What is UniDic? ▼
UniDic is a comprehensive Japanese lexicon developed by the National Institute for Japanese Language and Linguistics (NINJAL). It provides detailed morphological information for modern Japanese words, used in NLP tools like MeCab.
How do I use the conjugation table? ▼
The table shows the most common inflected forms of this verb. Click any "Copy" button to copy the form. Note: these are generated from the lemma 心得る based on its conjugation type (下一段-ア行).
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Click the ★ save button in the word card above (you need to be logged in). Saved entries appear in your personal Saved Dictionary page for quick review later.