In a manner that expresses blame or suggests that someone is at fault.
From 'blame' plus the present participle '-ing' and adverbial suffix '-ly'. This creates an adverb from the verb 'blame' to describe how an action is performed with blame.
This is a rare word that shows how English's suffix system lets us turn almost any idea into an adverb—we can do almost anything 'blamingly,' from speaking to looking to gesturing, instantly adding a tone of accusation.
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