162 karma · joined October 8, 2018
To be read as: Low air humidity impairs two things in the human body: the barrier function against viruses, and the innate resistance against viruses.
Also, it would be a good idea to explain the scope of the project in the documentation. Apparently this isn't a tool that indexes a bunch of PDF, DOC or TXT documents on a local computer, or HTML documents on a web server. It expects some form of pre-indexing, like the movie list in JSON format in the example. The "full text" aspect is relevant to that list or pre-index, not the full text of the referenced files, right?
The Moby Thesaurus II "contains 30,260 root words, with 2,520,264 synonyms and related terms", and is public domain: https://en.wikipedia.org/wiki/Moby_Project#Thesaurus
The word lists can be downloaded on Project Gutenberg: http://www.gutenberg.org/catalog/world/results?title=moby+li...
There's also some public domain software associated with it: https://github.com/words/moby