Possible Clues:

• Done (anag.); a knot
• Knob or lump
• Network device
• Leaf attachment point
• Lymphatic point
• Slight swelling on a plant where new leaves emerge
• Lymphatic system thing
• Never offer drunk eggnog starters, bud!
• Lymphoid tissue
• -- house, a prefabricated shelter used by welders during the construction of an oil rig