The phrase "more unblunted" implies that something has not been dulled or weakened in any way. Here are some synonyms that can be used in place of "more unblunted."
1. Sharper
2. Intact
3. Undiminished
4. Untarnished
5. Unhindered
6. Unaltered
7. Unspoiled
8. Unaffected
9. Pure
10. Unbroken
These words can be used to describe various things like a person's intelligence, a knife's sharpness, a diamond's clarity, or a skill's mastery. By using these alternatives, you can enhance the vocabulary and impart a more vivid description of the subject at hand.