to take revenge on someone for something they did
отомстить кому-то за что-то, что они сделали (otomstit' komu-to za chto-to, chto oni sdelali)
"He tried to get back at his brother for teasing him."
"Он попытался отомстить своему брату за то, что тот его дразнил." (On popytalsya **get back at** svoemu bratu za to, chto tot ego draznil.)
to guide others through your own example or actions
to reply sharply when angry or irritated
to reduce the speed of financial expenditure
to return something to its place; to delay an event
to prepare a draft of a proposed law
to end official relations between countries