Prot.

Protestant

proto- /prō-tō-/ or, before a vowel, prot- /prōt-/

1. Denoting: first
2. First of a series
3. First-formed
4. Primitive
5. Ancestral
6. A (specified) protolanguage (linguistics)

• black bottom
• black bottoms
• black box
• black boxes
• blackboy
• blackboys
• black bread
• black breads
• black-browed
• black bryony
• blackbuck
• blackbucks
• black-bully
• black bun
• black buns
• black butt
• black cabbage
• black cap
• blackcap
• blackcaps
• black carbon
• black-cat
• black-cats
• black cattle
• black chalk