English desideratum

← Spanish desiderátum (cognate)

← French desideratum (cognate)

← Latin dēsīderātum (learned borrowing)

← Latin dēsīderātus (mention)

← Latin dēsīderāre (mention)

← Latin dēsīderō (mention)

← Latin de- (mention)

← Latin sīdus (mention)

← Latin dēsīderāta (derived)

→ English -um (link)