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synonym Comparative
憶測
VS
確固

Differences Between "憶測" and "確固"

Option A
憶測
Meaning
speculation, conjecture, guess (often without solid evidence)
Reading
おくそく (okusoku)
Syllabus Level
N2
Practical Example
その話はただの憶測に過ぎない。
That story is nothing more than speculation.
Option B
確固
Meaning
firm, solid, unshakeable
Reading
かっこ (kakko)
Syllabus Level
N1
Practical Example
彼は確固たる信念を持って仕事に取り組んでいる。
He approaches his work with unshakeable conviction.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(speculation, conjecture, guess (often without solid evidence))"?
🎉 正解 / Correct!
使い分け解説:
- 憶測: 確かな根拠がないのに、あれこれと想像して言い当てることです。しばしば否定的な文脈で使われます。 (To imagine and guess various things without solid evidence. Often used in negative contexts.)
- 確固: Often used in the form '確固たる' (kakkotaru) followed by a noun to emphasize firmness, stability, or strong resolve. E.g., 確固たる信念 (kakkotaru shin'nen - firm belief). 「確固たる」の形で名詞を修飾し、揺るぎないことや確実であることを強調します。
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