Spanish tras

← Spanish trans- (doublet)

← Proto-Indo-European *terh₂- (derived)

← Latin trāns (inherited)

→ Spanish detrás (compound)

→ Spanish trasnochar (confix)

→ Spanish trasplantar (prefix)

→ Spanish trasero (suffix)

→ Spanish atrás (affix)

→ Spanish trasanteayer (affix)