In a manner that excuses or offers an excuse; with the tone or manner of someone making an excuse.
From excuse + -ing (present participle) + -ly, forming an adverb that describes how actions or speech are performed with an excusing quality.
When someone speaks excusingly—with hesitation, qualification, and softening—listeners unconsciously lose trust, because evolutionary psychology has trained us to distrust people who seem to constantly justify themselves.
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