gainsay
1. [ verb ] take exception to
Synonyms: challenge dispute
Examples:

"She challenged his claims"

Related terms: contest call call challenge question
Similar spelling:   Gains
  Ganesa
  Gans
  gangway
  Ganesha
  gaywings
  ganja
  Ganesh
  Gaines
  gayness
  gangsaw
  Ganz
  gang
  Gansu
  Gangi
  Games