repudiate

verb
1
to refuse to accept something
رد کردن, انکار کردن, نپذیرفتن, عدم پذیرش
synonym reject
2
to say officially and/or publicly that something is not true
انکار کردن, رد کردن, منکر شدن, نپذیرفتن, نفی کردن
to repudiate a report
synonym deny
3
to refuse to be connected with somebody any longer
طرد کردن, رد کردن
His party repudiated him after the scandal.
synonym disown