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synonym Comparative
一斉に
VS
いったん

Differences Between "一斉に" and "いったん"

Option A
一斉に
Meaning
all at once
Reading
いっせいに (isseini)
Syllabus Level
B2
Practical Example
私は一斉にに興味があります。
I am interested in all at once.
Option B
いったん
Meaning
once, for a moment
Reading
いったん (ittan)
Syllabus Level
B2
Practical Example
私はいったんに興味があります。
I am interested in once, for a moment.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(all at once)"?
🎉 正解 / Correct!
使い分け解説:
- 一斉に: Essential structural term in CEFR B2 vocabulary syllabus. (CEFR B2語彙シラバスにおける重要表現です。)
- いったん: Essential structural term in CEFR B2 vocabulary syllabus. (CEFR B2語彙シラバスにおける重要表現です。)
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