Possible Clues:

• Encourage head to drop towards feet of clay ...
• It gets sound at that time and also soiled, perhaps
• Make without the clay
• Fear the nursery is full of clay
• Clay article - get to collect that
• Made with clay
• Like a clay pot
• Many a crock is needing attention in that case
• Deservedly get to hold article of baked clay
• Eastern sculpture, perhaps, bird in clay