Related Clues:

• Thick fog that envelops delta
• Pencil you used all semester, say
• Worn-down crayon
• 2-inch No. 2 pencil, say
• Fancy way to say "middle"
• Well-used pencil, say
• Crux of a matter
• Little pencil
• Isabel Allende's "In the __ of Winter"
• Nearly gone pencil
• Lop top off slight protuberance
• Roll up, that’s the point
• Central point, gist
• Mostly used-up pencil