The Jewels of Words by Abu al-Faraj Qudamah ibn Ja`far al-Katib al-Baghdadi (d. ca.347/948), edited by Muhammad Abd al-Hamid.
The Kitab al-Alfaz (Book of Words) or Jawahir al-Alfaz (Jewels of Words), is a compilation of synonyms and phrases for the use of poets and orators, as well as containing an introduction to the figures of speech.

This book includes different words that indicate agreed upon and harmonious meanings and chapters arranged in rhyming letters hidden close in weights and structures and proportionate in faces and meanings ..