The Collaborative International Dictionary of English v.0.48:

Leve \Leve\, n. & v.
   Same as 3d & 4th Leave. [Obs.]
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The Collaborative International Dictionary of English v.0.48:

Leve \Leve\, v. i.
   To live. [Obs.] --Chaucer.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Leve \Leve\, v. t. [OE., fr. AS. l[=e]fan, abbrev. fr.
   gel[=e]fan. See Believe.]
   To believe. [Obs.] --Chaucer.
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The Collaborative International Dictionary of English v.0.48:

Leve \Leve\, v. t. [OE. leven, AS. l[=e]fan, l[=y]fan. See
   Leave permission.]
   To grant; -- used esp. in exclamations or prayers followed by
   a dependent clause. [Obs.]
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         God leve all be well.                    --Chaucer.
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The Collaborative International Dictionary of English v.0.48:

Leve \Leve\ (l[=e]v), a.
   Dear. See Lief. [Obs.] --Chaucer.
   [1913 Webster]