precursor /prē-kûrˈsər/

1. Something that exists or goes in advance of another
2. An indication of the approach of an event
3. A forerunner, herald or harbinger
4. A predecessor
5. A substance from which the one in question is derived or manufactured (chem)

• Po
• poa
• POA
• poaceous
• poach
• poached
• poached-egg flower
• poached-egg flowers
• poacher
• poachers
• poaches
• poachier
• poachiest
• poachiness
• poachinesses
• poaching
• poachings
• poachy
• poaka
• poakas
• poake
• poas
• pocas palabras
• po'chaise
• pochard