middle voice from ἔργον; to toil (as a task, occupation, etc.), (by implication) effect, be engaged in or with, etc.:--commit, do, labor for, minister about, trade (by), work.
a prolonged form of a primary verb (which latter appears only in certain tenses); to arrange in an orderly manner, i.e. assign or dispose (to a certain position or lot):--addict, appoint, determine, ordain, set.