Sentence:  She knew exactly how each of these trees would talk if only she could wake them, and what sort of human form it would put on. She looked at a silver birch: it would have a soft, <WSD>showery</WSD> voice and would look like a slender girl, with hair blown all about her face, and fond of dancing. 
Meaning of the word marked with <WSD> tags:  Of or relating to a shower or showers.