plouk or plook /plook/ (Scot)

1. A small lump or knob
2. A pimple, spot

• protostome
• protostomes
• proto team
• Proto team
• Prototheria
• prototherian
• Prototracheata
• prototroph
• prototrophic
• prototrophs
• prototrophy
• prototypal
• prototype
• prototyped
• prototypes
• prototypical
• prototyping
• protoxide
• protoxides
• protoxylem
• protoxylems
• protozoa
• Protozoa
• protozoal
• protozoan