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puff adder
puff pastry
puff sheet
Puffa jacket
puffback flycatcher
puffball
puffed-up
puffer
puffery
puffin
puffy
pug (1)
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pug mill
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puerilism
pu·er·il·ism [ pyrə lìzzəm, py ərə lìzzəm ]


noun 
Definition:
 
immature behavior: childish or immature behavior by an adult
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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