Examples from the Web for doo
If they doo, they are not onely disobedient, but are seuerely punished at the time of their visitation.
He felt, like the washerwomen, that there was something not canny about this Doo.The Scottish Fairy Book|Elizabeth W. Grierson
Other doo see that there be no euyll rule keept in the citie: eache one as it behoueth hym.
In diuerse forren countries they cause their red and fallow dere to draw the plough, as we doo our oxen and horsses.Chronicles (1 of 6): The Description of Britaine|Raphaell Holinshed
Hence the old Scottish saying, 'a doo's cleckin', for a family of only two children—a boy and a girl.British Birds in their Haunts|Rev. C. A. Johns