Comedian Sahl ... also what can fill the square at the crossing of 1-Across and 1-Down 4 letters

Crossword clues for Comedian Sahl ... also what can fill the square at the crossing of 1-Across and 1-Down 4 letters

Answer	Clue
MORT	Comedian Sahl ... also what can fill the square at the crossing of 1-Across and 1-Down