to make yourself feel happier
заставить себя чувствовать себя счастливее (zastavit' sebya chuvstvovat' sebya schastliveye)
"She watched her favorite movie to cheer herself up after a rough day."
"Она посмотрела свой любимый фильм, чтобы поднять себе настроение после трудного дня." (Ona posmotrela svoy lyubimy film, chtoby **podnyat' sebe nastroenie** posle trudnogo dnya.)
to increase or intensify production, activity, or effort
to respond to kindness by doing something nice in return
to improve or reach a higher standard or stage
to develop or build up something gradually
to stop taking medicine
to take on a challenge or responsibility willingly