adverbial N2 common casualpolitewritten

間違いなく — without doubt / definitely

間違いなく ・ まちがいなく

Meaning

Key sentence

This movie is without a doubt interesting.

Examples

He'll definitely succeed.
This handwriting is unmistakably hers.

Easily confused with

きっと きっと = a confident guess; 間違いなく is stronger — the speaker effectively guarantees it ('no mistake about it'). 確かに 確かに grants that something is true (often before a 'but'); 間違いなく asserts certainty outright, with no concession.

Notes

See 間違いなく in real sentences

Jengo shows 間違いなく the way you actually meet it: inside real Japanese sentences, so it sticks instead of staying an abstract rule.

Study it in Jengo

Sources Compiled with reference to A Dictionary of Advanced Japanese Grammar.

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