swear Synonyms

assert imprecate swan rely bank avow aver cuss blaspheme affirm verify curse depone depose swore sworn testify swearing sware proclaim profess promise promised promising pronounce reckon state trust undertake unsworn curses take an oath four-letter word curse word dirty word take the stand bedamn anathemize anathemise bear witness warranting warrant vowed vow vouchsafe vouch yaff plight count contend