Sentence:  But what a super Herculean task it is to winnow anything of value from the mud beplastered arguments <WSD>used</WSD> so freely , particularly since such common use is made of cliches and stereotypes , in themselves declarations of intellectual bankruptcy . 
Meaning of the word marked with <WSD> tags:  put into service; make work or employ for a particular purpose or for its inherent or natural purpose