A B C's of me

I keep seeing this everywhere I go so, finally I thought I would have a bash at it too.

A. Ambidextrous
B. British
C. Catty
D. Daft
E. Effervescent
F. Fastidious
G. Geeky
H. Heterosexual
I. Impetuous
J. Jocular
K. Knackered
L. Little
M. Myopic
N. Nocturnal
O. Obsessive
P. Paradoxical
Q. Quirky
R. Realistic
S. Short
T. Teetotal
U. Unstuck
V. Vincible
W. Warm
X. X-rayed
Y. Yawning!
Z. Zealous