Sentence:  As with the penultimate Giselle release ( Wolff 's abridgment for RCA Victor ) I find the cleaner , <WSD>less</WSD> razor edged monophonic version , for all its lack of big stage spaciousness , the more aurally tolerable - but this may be the result of processing defects in my SD copies . 
Meaning of the word marked with <WSD> tags:  used to form the comparative of some adjectives and adverbs