exactly; perfectly; without the slightest difference
Emphasizes that something matches or is reproduced with absolute precision, down to the smallest detail. Often used in formal or emphatic contexts.
He repeated the exact same motion without the slightest difference.
This copy matches the original perfectly.
Standard kanji spelling.
Variant with kana for 違わず; less common but still used.
From 寸 (すん, a very small unit of length) and 分 (ぶん, a fraction of a 寸), combined with 違わず (negative of 違う, 'to differ'), literally meaning 'not differing by even a 寸 or 分'.