midget, shorty
Some good nicknames for Julia could be Jules, Julie, or Lia.
Cici
Zoey
Derpfish
Clairbear
gigi, georgie (short for georgeanne),
Some good nicknames for Liam could be Lee, L, or even M.
Some good nicknames for Gabbie could be Gab, Gabs, or Gabbster.
Some common Mexican nicknames include Chuy (short for Jesus), Lalo (short for Eduardo), Pepe (short for Jose), and Nacho (short for Ignacio). These nicknames are often used between family and friends as terms of endearment.
Lizzy is already a nickname. It is traditionally a short form of Elizabeth / Elisabeth.
"K".