Uniformity

The quality or state of being uniform; freedom from variation or difference; resemblance to itself at all times; sameness of action, effect, etc., under like conditions; even tenor; as, the uniformity of design in a poem; the uniformity of nature.

Consistency; sameness; as, the uniformity of a man's opinions.

Similitude between the parts of a whole; as, the uniformity of sides in a regular figure; beauty is said to consist in uniformity with variety.

Continued or unvaried sameness or likeness.

Conformity to a pattern or rule; resemblance, consonance, or agreement; as, the uniformity of different churches in ceremonies or rites.

the quality of lacking diversity or variation (even to the point of boredom)

a condition in which everything is regular and unvarying