Related Clues:

• Elder or alder
• Chart with many lines
• Hammock's attachment
• Ring bearer
• See 13-Across
• Road sealant
• Unhealthy part of cigarettes
• Beech or birch
• One may undergo surgery
• Part of S.L.R.
• Roofing sealant
• Cigarette ingredient
• La Brea goo
• Cigarette substance
• Sloth's hangout