Sentence:  While high anxiety children achieve significantly less <WSD>well</WSD> ( * * f ) in the unstructured school than do low anxiety children , they appear to do at least as well as the average in the structured classroom . 
Meaning of the word marked with <WSD> tags:  (often used as a combining form) in a good or proper or satisfactory manner or to a high standard (`good' is a nonstandard dialectal variant for `well')