Related Clues:

• Lymphatic system thing
• Knob or lump
• Done to a lump
• Done to a knob
• Done to a small lump
• Slight swelling on a plant where new leaves emerge
• Make a song about how the water hole is growing
• One may have done with it - or not, by the sound of it
• That's what makes the poetry at last so knotty
• Make a song about the water hole that's getting bigger
• That gets done in a knot
• At last poetry presents a knotty problem for you
• One has no contract to make a song about a well
• This may be done in such a knobby way
• Lymphoid tissue