assuage russian
успоко́ить
calm, quiet, soothe, assuage, appease, reassure
calm down
успока́ивать
calm, quiet, soothe, assuage, appease, reassure
смягчи́ть
to soften, mollify, allay, alleviate, assuage, mitigate, tone down, relax, palatalize
смягча́ть
to soften, mollify, allay, alleviate, assuage, mitigate, tone down, relax, palatalize