unobserved

He evidently did not know that he was seen, but was watching the ladies, thinking that he himself was unobserved.

I knew where the post-office was, and slipped out in the morning unobserved and dropped my letter in the box.

There he would sit and listen at times, unobserved, to the quite remarkable conversation of some young fellows.

The two men who were sitting there, and by whom I was as yet unobserved, were Delora and the Chinese ambassador!

There is not the smallest possibility that we should pass them unobserved.

Unobser′vable, not to be observed; Unobser′vant, not observant or attentive; Unobserved′, not observed.

Their lives are like their work,—impermanent, detached from others', unobserved.

Unobserved by Grim, the bird darts upon her from behind with outstretched claws, and drives them with full force into her back.

Before which they should take their stand, required time to decide; but unobserved, they finally settled this point.

Once he was looked upon as mad, he could remain silent and unobserved.