Generate 4 unique usernames from the given keyword.
Cheetah
1. SpeedyCheetah
2. Chee-tastic
3. Cheetahlicious
4. SpottedRunner
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate 4 unique usernames from the given keyword.

### Input:
Cheetah

### Output:
1. SpeedyCheetah
2. Chee-tastic
3. Cheetahlicious
4. SpottedRunner