unobservant

In general all the processes of the soul occur in a manner very different from that conceived by unobservant men.

Its anthropomorphism is only, to unobservant minds, less apparent.

You find in the social register the names of all the ladies, kind and unobservant, who have days at home.

The gentleman who was with him must have passed out while the unobservant clerk was writing or calculating, or both.

In the meantime, Ovid and his cousin had not been unobservant of what was passing at a little distance from them.