prematuro
/pɾemaˈtuɾo/ · B2 · adj
premature, early
👶⏰ pre- (before) + maturo (ripe, mature) = before ripe, too early
Prematuro splits into pre- meaning before and maturo meaning ripe or mature. Something prematuro arrives before it has ripened, like a bebé prematuro born early. English premature is a direct cognate.