1) I was hesitant at first, not but what I eventually agreed to go skydiving.

2) Not but what the restaurant had great reviews, but the food was disappointing.

3) I'm not a fan of horror movies, not but what I will watch one occasionally.

4) Not but what I was tired, I still managed to finish the project before the deadline.

5) He always seems confident, not but what he sometimes doubts himself.

6) Not but what she was a talented singer, she chose to pursue a career in engineering.

7) I appreciate your help, not but what I prefer to do things on my own.

8) Not but what the presentation was informative, but it lacked visual appeal.

9) I enjoy spending time outdoors, not but what I also like relaxing at home.

10) He may be wealthy, not but what he is humble and generous.