addy

noun

Etymology: Diminutive forms with -y.

A diminutive of the female given names Adelaide, Adeline, Adrienne, or Addison, from the Germanic languages or French or transferred from the surname.
“My name is Addison Jane Dawson, but you can call me Addy; everyone else does.”
A diminutive of the male given name Adam, from Hebrew.
“"Let be, Addy, let be. Ben will be joking. Why, he's i' the right to laugh at me--I canna help laughing at myself." "I shan't loose him till he promises to let the door alone," said Adam.”
A surname originating as a patronymic, derived from the given name Adam.

Etymology: Shortenings + -y.

Address (especially e-mail address).
“My e-mail addy is being spammed. I should've kept it private.”
Adderall.