Based on the function output for the given words, here is a description of the function implemented by f(x):

[DESCRIPTION]: The function f(x) appears to be selective for certain concepts related to various categories. It assigns a value between 0 and 1 to each word input, where a value closer to 1 indicates association with a particular concept. 

- The word "male" has a high value of 0.7461, suggesting an association with masculinity or male-related concepts.
- The word "tennis" has a low value of 0.0047, indicating less association with any particular concept.
- The word "skeleton" has a moderate value of 0.0737, possibly indicating an association with anatomy or skeletal-related concepts.
- The word "antenna" has a relatively low value of 0.0183, suggesting a weaker association with a specific concept.
- The word "planets" has a very low value of 0.0012, indicating less association with any particular concept.
- The word "deposit" also has a low value of 0.0031, suggesting a weaker association with a specific concept.
- The word "Reddit" has a moderate value of 0.1037, possibly indicating an association with online social media or Reddit-related concepts.
- The word "mountains" has a higher value of 0.1348, suggesting an association with nature or mountains-related concepts.
- The phrase "Big Ben" has a low value of 0.0112, implying a weaker association with a specific concept.
- The word "queen" has a moderate value of 0.0408, potentially indicating an association with royalty or queen-related concepts.

From these observations, it seems that the function f(x) is selective for concepts related to gender, sports, anatomy, technology, nature, and monarchy. However, further testing with a larger and more diverse set of inputs would be needed to confirm and refine this description.