Nouns

(n)refilla prescription drug that is provided again“he got a refill of his prescription”, “the prescription specified only one refill”
(n)refilla commercial product that refills a container with its appropriate contents“he got a refill for his ball-point pen”, “he got a refill for his notebook”

Verbs

(v)replenish, refill, fill againfill something that had previously been emptied“refill my glass, please”