Sentence:  The Negro composer Hall Johnson studied the Americanegro Suite and said of it , `` Of all the many songs written by white composers and employing what claims to be a Negroid idiom in both words and music , these six songs by Harold Arlen and Ted Koehler <WSD>easily</WSD> stand far out above the rest . 
Meaning of the word marked with <WSD> tags:  without question