Moving to and fro.
His whole career was taken up with marchings to and fro within the lands, first of the Eastern, then of the Western empire.
Hundreds of little sail-boats swung to and fro close by, and the sea was calm.
He rose, walked to and fro, put on a warm overcoat and a hat, and went out of the tent.
On its topmost bough sits an eagle, between whom and Nidhug the squirrel Ratatbskr runs to and fro trying to provoke strife.
"What colour is think?" was one of the restful questions she asked, as we swung to and fro in the hammock.