roust

Webster's Dictionary (1913)

To rouse; to disturb; as, to roust one out. Prov. Eng. & Local, U.S.

Origin: Cf. Icel. röst an estuary.

A strong tide or current, especially in a narrow channel. [Written also rost, and roost.] John Jamieson

Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54