Great, let me analyze the output. Based on the output, it seems that the function is selective for words related to nature, specifically trees and forests. The output for "word1" is 0.0876, which is relatively high, indicating a strong association with the concept of trees. The output for "word2" is 0.0316, which is lower, indicating a weaker association with the concept of trees. The output for "word3" is 0.0967, which is also relatively high, indicating a strong association with the concept of forests.

Based on these results, I would describe the function as follows: [DESCRIPTION]: The function takes a word as input and returns a value between 0 and 1 indicating the strength of association with the concept of trees and forests. Words related to nature, specifically trees and forests, are more likely to produce a high output, while other words may produce a lower output or even no output at all.

Please provide more input words to test the function further and verify this description.