lather

Beat severely with a whip or rod.

Rub soap all over, usually with the purpose of cleaning.

Exude sweat or lather.

“this unfit horse lathers easily”

Form a lather.

“The shaving cream lathered”

Agitation resulting from active worry.

The froth produced by soaps or detergents.

A workman who puts up laths.

The foam resulting from excessive sweating (as on a horse).