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synonym Comparative
不確かな
VS
怪しい

Differences Between "不確かな" and "怪しい"

Option A
不確かな
Meaning
uncertain, unreliable
Reading
ふたしかな (futashika na)
Syllabus Level
N3
Practical Example
私は不確かな記憶をたよりに証言した。
I testified based on an uncertain memory.
Option B
怪しい
Meaning
suspicious, dubious, questionable; unreliable
Reading
あやしい (ayashii)
Syllabus Level
N2
Practical Example
怪しい人物が家の周りをうろついていた。
A suspicious person was loitering around the house.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(uncertain, unreliable)"?
🎉 正解 / Correct!
使い分け解説:
- 不確かな: Used as a な-adjective to directly modify a noun, describing something (e.g., information, memory) as not definite or reliable. / 名詞を修飾する形容動詞として、情報や記憶などが曖昧で信頼できない状態を表します。
- 怪しい: Most commonly used to describe something or someone that seems suspicious, untrustworthy, or uncertain. Can also describe weather that looks like it might change (e.g., rain).
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