fro
/fɹoʊ/ adverb C2- From; away; back or backward.
From the library
As he spoke the bright, yellow light in the study was obscured by somebody passing to and fro before it.
In that forest to and fro
By the light of the corridor-lamp I saw my sister appear at the opening, her face blanched with terror, her hands groping for help, her whole figure swaying to and fro like that of a drunkard.
Baloo clasped his paws over his ears and rolled to and fro moaning.
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