5 adjectives to describe inadvertences

And among them was one of her own, appropriated by her mother through sheer inexcusable inadvertence.

" "But it is to set something right, which out of mere inadvertence, with no ill meaning,"No, no (she repeated to herself), no ill-meaningnone!

I had gone out of the front door and let myself in by the side entrance, but, by some amazing inadvertence, had left the lobby door unfastened; and I had barely got on my apron to begin work when I heard someone enter the lobby.

The insurgent chiefs fled, and got on board the Vectis, one of the two vessels of war which you suffered the Sicilian rebels to fit out in your ports, when you refused all help to your ancient friend's ambassador in checking this outrage on the law of nations, and when by a celebrated 'inadvertence' you suffered those rebels to obtain from the Tower a supply of arms, wherewith to fight your ally's armies.

And among them was one of her own, appropriated by her mother through sheer inexcusable inadvertence.

5 adjectives to describe  inadvertences