Select one-word substitution for the given words: To refuse to accept something as the truth.

• To refuse to accept something as the truth - Gainsay
Gainsay (verb transitive)

English Meaning: To refuse to accept something as the truth.
Bangla Meaning: (past tense, past participle gainsaid [গেইনসেড্] (সাহিত্যিক) প্রধানত' negative(ly) ও 'inter) অপলাপ/অস্বীকার/অপহ্নব করা; There is no gainsaying his skill as a negotiator.

Synonyms: Deny (অস্বীকার করা), Repudiate (নিজের বলে অস্বীকার করা), Contradict (অস্বীকার করা), Challenge (প্রত্যাখান করা), Dispute (বিবাদ করা)। 
Antonyms: Confirm (দৃঢ়ভাবে প্রতিপন্ন করা), Affirm (সত্যতা সমর্থন করা), Support (সমর্থন করা), Verify (যাচাই করা), Endorse (অনুমোদন করা)। 

Other Forms:
Gainsayer (noun).

Example Sentence: 
1. It cannot be gainsaid that the digital revolution is here with us.
2. She gainsaid his claims.

 অন্য অপশন গুলোর মধ্যে - 
• Disparage - Regard or represent as being of little worth.
• Endorse - Declare one's public approval or support of.
• Recondite - Not known about by many people and difficult to understand.


Source: Website Lecture.