Many compliments start with the letter C. Colorful, cool, charismatic all work.
Cute, cuddly, caring, and cool are all compliments starting with "c".
Compliments that start with the letter s:skillfulsmartsuccessful
Awesome
*
zealous
superb
first of all, you is not a letter.......learn that first
Joyful
amazing, articulate, astounding
· youthful · yummy
honorable
You are as graceful as a dove