expression, adverb
undoubtedly; unmistakably; without a doubt
Emphatic adverbial phrase meaning something is clearly the case and cannot be mistaken for anything else. Often used in formal or written contexts.
彼の才能は紛う方なく本物だ。
His talent is undoubtedly genuine.
その絵は紛う方なく巨匠の作品だと鑑定された。
The painting was appraised as unmistakably the work of a master.
From the verb 紛う (まごう, 'to be mistaken for') in its negative continuative form 紛う方 (まごうかた, 'way of mistaking') + なく ('without'), literally 'without a way to mistake'.