to promise solemnly, often in a formal way
клясться, часто в официальной форме (klyatsya, chasto v ofitsial'noy forme)
"He swore an oath to serve his country faithfully."
"Он принял клятву служить своей стране верно." (On **prinyal klyatvu** sluzhit' svoey strane verno)
a person with no prior knowledge or experience
to enjoy yourself by dancing or celebrating
to think creatively or unconventionally
to make decisions that have extreme control over life or mor...
to cite something exactly or in great detail
to start something, especially a project or task