He found himself respecting the nine as members of the only lower race that had achieved immortality.

In gender, the female represents a lower race than the male.

Unhappy in his marriage, he is frequently unfaithful, and considers women to be of "a lower race".

Their military organisation, however, was not so thorough, and in other ways they struck me as a lower race.

They're a stinking, low race of people with nothing to do in life but spy on others.

And if no other way is open to them, the lower races will have to restrict themselves accordingly.

Eventually the lower races get the signal to rebel.

But, unlike them, he lacks compassion, or any sense of ethics over lower races.

We could not believe that a lower race could successfully undergo the Trial.