What does not being subtle mean?

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Tags

1. #scent
2. #acuteness
3. #mental
4. #meaning
5. #comprehensible
6. #analyse
7. #obvious
8. #refineda
9. #making
10. #marked
11. #delicate
12. #adjective
13. #requiring
14. #distinctions
15. #subtle
16. #being
17. #discriminating
18. #capable
19. #highly
20. #showing
21. #ingenuity
22. #difficult
23. #detect
24. #through
25. #often
26. #immediately