Extenuatingly is an adverb that describes diminishing or reducing the severity of something, or making an excuse for it. There are several synonyms available for this word that are commonly used to convey the same meaning. These include mitigatingly, palliatively, justifiably, excusably, and moderatingly. Mitigatingly refers to lessening the impact or severity of something, while palliatively connotes soothing or ameliorating. Justifiably suggests that something can be defended or excused, while excusably implies a valid reason or explanation. Moderatingly refers to restraining or lessening the effect of something. All these synonyms can be used interchangeably with the word extenuatingly to express a similar idea.