Stamps

11 clues
Dies
Imprints
Impresses
G.P.O. items
Postal items
Walks heavily
Forever" purchase
Collectors' items?
Certain collectibles
Post Office purchase
Makeup of some sheets
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Abesimpson
Abrightparticularstar
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Abstainfromfood
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Accompaniedstag
Acestationzebra
Achesforthestars
Achristmastale
Acosta
Actagainstants
Actorstalk
Actorthompson
Addstax
Adeleastaire