Do v. i.
 1. To act or behave in any manner; to conduct one's self.
    They fear not the Lord, neither do they after . . . the law and commandment.   -- 2 Kings xvii. 34.
 2. To fare; to be, as regards health; as, they asked him how he did; how do you do to-day?
 3.  To succeed; to avail; to answer the purpose; to serve; as, if no better plan can be found, he will make this do.
    You would do well to prefer a bill against all kings and parliaments since the Conquest; and if that won't do; challenge the crown.   -- Collier.
 To do by. See under By.
 To do for. (a) To answer for; to serve as; to suit. (b) To put an end to; to ruin; to baffle completely; as, a goblet is done for when it is broken. [Colloq.]
    Some folks are happy and easy in mind when their victim is stabbed and done for.   --Thackeray.
 -- To do withal, to help or prevent it. [Obs.] “I could not do withal.” --Shak.
 To do without, to get along without; to dispense with.
 To have done, to have made an end or conclusion; to have finished; to be quit; to desist.
 To have done with, to have completed; to be through with; to have no further concern with.
 Well to do, in easy circumstances.