If Baby’s Smile Is Bright Come Rain Or Shine, A Beautiful Water Name To Gift Them Is Atzi. With The Elemental Meaning “rain,” Atzi Is Reserved For Those Who Can’t Help But Splash In The Puddles. This Serene Appellation Is Of Aztec Origin, Belonging To Nahuatl, And Is Generally Given To Girls. With A Name Like Atzi, Baby Will Carry That Cozy Feeling Of Being Snuggled Up In A Blanket As The Rain Dances On The Windows.