- libreEspecially of the will: free, independent, unconstrained.
- liberSynonym of phloem.
- librettoThe text of a dramatic musical work, such as an opera.
- delibrationThe act of stripping off bark.
- inlibrationThe fact of God's being invested in a book (the Qur'an), as opposed to in flesh as held by Christianity.
- liberformA superclass of trypanosomatid parasites with a flagellum that is not laterally-attached .
- libricideThe destruction of books.
- libriformResembling or having the form of liber, or bast.
- ordoliberalismA political philosophy that emphasizes the desirability of the government establishing rules to maximize the potential of the free market to produce results.