Choice of words daughter used for fellow in tale (7)
I believe the answer is:
diction
'choice of words' is the definition.
(synonyms)
I can't explain the rest of the clue.
(Other definitions for diction that I've seen before include "Manner of enunciation" , "Elocution" , "words for speech" , "Way of speaking or pronouncing" , "Style of enunciation" .)