The quality or condition of being mediocre; spec. a moderate or average degree of mental ability, talents, skill, etc.; average capacity…

Neutrality of feeling; hence, Absence of active feeling or interest; unconcern, apathy; = indifference, n.1 2. Const. to, towards. Now rare.

The quality of being indifferent, or neither decidedly good nor evil (cf. indifferency, n. 6). Obsolete.

The quality of being indifferent; indifference.

Intermediateness of kind, quality, or condition; anything intermediate.

The quality or condition of being ordinary or having no distinguishing features; ordinariness; plainness.

The quality of being no more than adequate or sufficient. rare.

the state or condition of being without flavour; in quot figurative.

The state of being middling; mediocrity.

= normality, n. 1a.

A person who or thing which is passable (sense A. 2).