Answer :
Call off = cancel, abort, recall, repeal, rescind
invalidate = disprove, discredit, debunk
void = null, invalid, ineffective, useless, worthless
Hope this helps you. :-)
Call off = cancel, abort, recall, repeal, rescind
invalidate = disprove, discredit, debunk
void = null, invalid, ineffective, useless, worthless
Hope this helps you. :-)