a solemn calling upon God or a revered person or thing to witness to the true or binding nature of a declaration
something, e.g. a promise, formally confirmed by an oath
an oath of allegiance
a form of expression used in taking an oath
an irreverent or offensive use of a sacred name
any swearword
my oath
Aus an expression of agreement
on/under oath
bound by a solemn promise to tell the truth
[Old English āth]