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unprincipled
unprintable
unproductive
unprofessional
unprofitable
UNPROFOR
unpromising
unprompted
unpronounceable
unpronounced
unprotected
unprovided
unpublishable
unputdownable
unqualified
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unprecedented
un·prec·e·dent·ed [ un préssə dèntəd ]


adjective 
Definition:
 
lacking precedent: having no earlier parallel or equivalent
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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