What do the following words have in common?

BOW
PEAR
CAME
EASE
HAZE
NAVE

Answer:

Each word can be changed into a new one by adding a final L:

BOWL
PEARL
CAMEL
EASEL
HAZEL
NAVEL

Credit: Will Shortz
NPR Weekend Edition Sunday Puzzle
June 5, 2010 - PEARLS OF WISDOM