A person of lower rank, stature, or ability to another.

(printing) An inferior letter, figure, or symbol.

Lower in rank, status, or quality; of low rank, standard or quality; susceptible to having its decisions overturned by a higher court; denoting goods or services which are in greater demand during a recession than in a boom, for example second-hand clothes.

An adjective "inferior" describes something that is located below, situated further below another part of the body, in a relatively low posterior or ventral position in a quadrupedal body, below some other organ in botany, on the side of a flower next to the bract, printed in subscript in typography, or below the horizon in astronomy.

(astronomy) Nearer to the Sun than the Earth is.