unswear
verb
- to unsay or retract something sworn
Wiktionary
verb
Etymology: From un- + swear.
- To recall a previously sworn oath.
“The Ape was glad to end the strife so light , And there - to swore ; for who would not oft swear , And oft unswear , a diadem to bear ?”
“unswear that oath again, I'll tell you all;”