1) Contravenes 2) Declares false 3) Declares untrue 4) Disaffirms 5) Disavows 6) Gainsays 7) Holds from 8) Impugns 9) Keeps from 10) Pleads innocent to 11) Refuses to acknowledge 12) Refuses to allow 13) Refuses to grant 14) Refuses to recognize 15) Takes issue with 16) Turns down 17) Withholds 1) Gainsays 2) Naysays 3) Negates 4) Says no