"from An American Childhood" by Annie Dillard Vocabulary

This set is vocabulary from "from An American Childhood" by Annie Dillard Vocabulary in the Reader's Notebook.
STUDY
PLAY
strategy
set of plans used to gain success or achieve a goal
concentration
ability to think carefully
incredibly
in a way that is hard to believe
impelled
made to feel strongly that one must do something
compelled
forced
improvising
making up or inventing on the spur of the moment
perfunctorily
without enthusiasm; routinely
righteous
angry because a situation is not right or fair
wholeheartedly
fully or completely sincere
redundant
Needlessly repetitive