Name two sexually-transmitted diseases (STDs).

Explanation

To answer the question "Name two sexually-transmitted diseases (STDs)," we can follow these steps:

### Step-by-Step Solution:

1. **Define Sexually-Transmitted Diseases (STDs)**:
- Sexually-transmitted diseases, also known as venereal diseases, are infections that are primarily spread through sexual contact.

2. **Identify the First STD**:
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