to promise solemnly, often in a formal way
faire une promesse solennelle, souvent de manière formelle (faire une promesse solennelle, souvent de manière formelle)
"He swore an oath to serve his country faithfully."
"Il prêta serment de servir son pays fidèlement." (Il **preta serment** de servir son pays fidelement)
to take on the duty of something
to do what one has promised
to travel frequently; to not stay in one place for long
in a state of great happiness
a course of action that seems to lead to undesirable or dang...
to do something easily and with little effort