Superate vs Fester - What's the difference?

As verbs the difference between superate and fester

is that superate is (rare) to rise above; to overtop; to cover while fester is to become septic; to become rotten.

(rare) To rise above; to overtop; to cover.

(rare) To outdo; to surpass; to exceed.

(rare) To overcome; to conquer.

(rare) To cross; to surmount; to get over.

(rare) To overtake.

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(en verb)

To become septic; to become rotten.

* Milton

Wounds immedicable / Rankle, and fester , and gangrene.

To worsen, especially due to lack of attention.

Deal with the problem immediately; do not let it fester .

* Macaulay

Hatred festered in the hearts of the children of the soil.

To cause to fester or rankle.

* Marston

For which I burnt in inward, swelt'ring hate, / And fester'd rankling malice in my breast.

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