Nada

nada (n.)

slang for "nothing," 1933 (Hemingway), from Spanish nada "nothing," from Latin (res) nata "small, insignificant thing," literally "(thing) born," from natus, past participle of nasci "to be born" (Old Latin gnasci), from PIE root *gene- "give birth, beget."

へええ。しかし、赤ん坊をイメージすると、nothing insiginicant thing　は連想できないなあ。