Plenitude (noun)

1. The state or quality of being full, complete, or abundant; abundance.
2. The greatest possible degree or amount; completeness.

Origin:

From latin plenitude, from plenus "full".

Examples:

1. The plenitude of food at the feast was overwhelming.
2. She basked in the plenitude of love from her family.
3. The plenitude of resources allowed the company to thrive.
4. The plenitude of evidence supported the scientist's hypothesis.
5. The plenitude of the harvest was a sign of a good year.