apathetic, backward, balking, balky, begrudging, covetous, desirous of, dilatory, envious, envying, green with envy, indifferent, invidious, jealous, laggard, loath, mean, mingy, niggard, niggardly, penurious, perfunctory, pinchpenny, reluctant, renitent, restive, shabby, slow, slow to, sordid, unenthusiastic, unzealous