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unkindly
unkink
unknit
unknowable
unknowing
unknown
unknown quantity
Unknown Soldier
unlabeled
unlabored
unlaboured
unlace
unlade
unlash
unlawful
unlawful assembly
unlawful combatant
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unless

un·less [ un léss ]


conj 
Definition:
 
except that: except under the circumstances that
I won't go unless the weather improves.

[15th century. < obsolete on less than "on a lower condition, except"]
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