to do something to feel happier
сделать что-то, чтобы почувствовать себя счастливее (sdelat' chto-to, chtoby pochuvstvovat' sebya schastlivee)
"I bought some flowers to cheer myself up after a long week."
"Я купил несколько цветов, чтобы поднять себе настроение после долгой недели." (ya kupil neskol'ko tsvetov, chtoby podnyat' sebe nastroenie posle dolgoy nedeli.)
to become happier or make someone happier
to check or continue working on something previously started
to find an answer or solution by logical thinking
to accept a mistake or flaw that cannot be changed
to combine money, labor, or materials for a joint project
to escape from danger or a threatening situation