Now we have tested a diverse set of words. Based on the results, we might be able to extract information about the concepts associated with f(x). 

[DESCRIPTION]: The function appears to assign higher values to a few different concepts: objects related to writing or communication (pencil, eraser, book, movie, music, cellphone, computer, radio), and some with astronomical or atmospheric presence (moon, sun, stars, sky). The function seems to be more selective of concepts covering man-made objects as well!