Related Clues:
- Compelling melon to be produced in court
- Well-founded arrangement of numbers includes small space
- Powerful and firm fellow
- List without directions that can be believed
- Credible
- Powerful - convincing
- Forceful - persuasive
- Able to be believed
- Clear and logical
- Forcefully convincing
- Based on sound reasoning
- Effective, as an argument
- Like a good debater's arguments
- Like a well-grounded argument
- Having merit, as a theory