Ampleness

n.

1.

The state or quality of being ample; largeness; fullness; completeness.

Noun	1.	ampleness - the property of being more than sufficient; comfortable sufficiency; "the ampleness of her servings more than satisfied his hunger"
	2.	ampleness - the property of impressive largeness in size; "he admired the ampleness of its proportions"

adequacy, sufficiency