The Collaborative International Dictionary of English v.0.48:

Lief \Lief\ (l[=e]f), a. [Written also lieve.] [OE. leef, lef,
   leof, AS. le['i]f; akin to OS. liof, OFries. liaf, D. lief,
   G. lieb, OHG. liob, Icel. lj?fr, Sw. ljuf, Goth. liubs, and
   E. love. [root]124. See Love, and cf. Believe, Leave,
   n., Furlough, Libidinous.]
   1. Dear; beloved. [Obs., except in poetry.] "My liefe
      mother." --Chaucer. "My liefest liege." --Shak.
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            As thou art lief and dear.            --Tennyson.
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   2.

   Note: (Used with a form of the verb to be, and the dative of
         the personal pronoun.) Pleasing; agreeable; acceptable;
         preferable. [Obs.] See Lief, adv., and Had as lief,
         under Had.
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               Full lief me were this counsel for to hide.
                                                  --Chaucer.
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               Death me liefer were than such despite.
                                                  --Spenser.
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   3. Willing; disposed. [Obs.]
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            I am not lief to gab.                 --Chaucer.
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            He up arose, however lief or loth.    --Spenser.
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The Collaborative International Dictionary of English v.0.48:

Lieve \Lieve\ (l[=e]v), a.
   Same as Lief.
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