Please add datamuse.

[datamuse](https://github.com/defaultxr/datamuse) is a Lisp library to interface with the [Datamuse word-finding API](http://www.datamuse.com/api/), which can be used to search for words and phrases matching a certain meaning, spelling, syllable count, rhyme, etc.

[Github repo](https://github.com/defaultxr/datamuse)

License: MIT