Related Clues:

• Difficult problem
• Veal or venison
• Long and short of it
• Chuck, say
• Thrust
• It's verboten to a vegan
• It's mainly because of the _____
• Nut center
• Substantial portion
• Lamb, e.g.
• Pivotal part
• Nutshell contents
• Carnivore's need
• Deli staple
• Central feature