He seemed to be perfectly at ease, confident, deliberate, and unwatchful.
Unwatchful trust is a delusion, and untrustful watching is in vain.
It must not be supposed that the professor's friends were unwatchful.
But as time went on even John's unwatchful eye could not fail to notice that all was not well with his father.
If you are careless and unwatchful, the child's will ...