Crosswordiee.com

% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Henny Youngman, for one:

RIMSHOT: Sound heard after a Henny Youngman one-liner
GAGSTER: Henny Youngman, for one
WIFE: Penultimate word in a Henny Youngman one-liner