It depends on your definition of popular. If you mean frequency, then A is the second most popular letter, occurring in 8.4% of words. See related links for my source.
American Idol is a popular TV show. It begins with the letter A.
popular
The popular streaming service that starts with the letter "N" is Netflix.
E.
Popular TV shows that begin with the letter V:VegasThe ViewThe VirginianVoyage to the Bottom of the Sea
Some popular music styles with the letter "t" in their names are techno, trance, and trap.
i think it is z
Yuengling is a popular beer. It starts with the letter Y.
It certainly is a very popular type of question, if not the most popular. They are from a game called Scattergories.
out
Tophat...?
The letter is used almost in every word you use and it's the most popular letter.