"small fragments," 1810, smiddereens, from Irish smidirin, diminutive of smiodar "fragment," perhaps with diminutive ending as in Colleen.
I wanted to smash him to smithereens
his hopes were dashed to smithereens
Berlin was bombed to smithereens
the toilet bowl ws blown to smithereens
smirk
Smirnoff
smite
smith
Smith & Wesson
smithereens
Smithfield
Smithsonian
smithy
smitten
smock