to submit something like an assignment or report
сдать что-то, например, задание или отчет (sdat' chto-to, naprimer, zadanie ili otchet)
"Don’t forget to turn in your project by Friday."
"Не забудьте сдать ваш проект до пятницы." (Ne zabud'te sdat' vash proyekt do pyatnitsy.)
to prepare or adjust an instrument for better performance
to move or act more slowly to reduce pressure or stress
to overcome self-doubt and trust your own potential
to verbally express gratitude to someone
to explore or investigate deeply
to unite people for a cultural or communal purpose