Carry’s vague presentment of Mrs. Norma Hatch (whose reversion to her Christian name was explained as the result of her latest divorce), left her under the implication of coming "from the West," with the not unusual extenuation of having brought a great deal of money with her.
There are no more uses of "extenuating" in the book.
Show samples from other sources
He knows there are, well, extenuating circumstances.
Kass Morgan -- The 100
There were extenuating circumstances in their case—they were married, they had a child.