B as in BEE

Take a guess. How many letters of the alphabet can stand alone and be pronounced as a common word, like B for  be or bee? Exclude words like VEE for V or AYE for A - which could also be pronounced I.
Also exclude words like EN and EM for N and M. These are words, but they are only found in crossword puzzles.

(Possible) Answers:

I found 13. 

A
B - be, bee
C - sea, sea
D
E
F
G - gee
H
I - eye
J - jay
K
L - ell
M
N
O - oh
P - pea, pee
Q - cue, queue
R - are
S
T - tea, tee
U - ewe, yew, you
V
W
X
Y - why
Z