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unkennel
unkind
unkindly
unkink
unknit
unknowable
unknowing
unknown
unknown quantity
Unknown Soldier
unlabeled
unlabored
unlaboured
unlace
unlade
unlash
unlawful
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unknown quantity
un·known quan·ti·ty (plural un·known quan·ti·ties)


noun 
Definition:
 
unknown thing or person: something or somebody whose nature, behavior, or importance is uncertain and unpredictable
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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