The quality of being believable or credible.

विश्वासनीयता

English Usage: The believability of his story was questioned by many.

Hindi Usage: उसकी कहानी की विश्वासनीयता पर कई लोगों ने सवाल उठाए।

The quality of being trustworthy; reliability

विश्वसनीयता

English Usage: His trustiness earned him the respect of his colleagues.

Hindi Usage: उसकी विश्वसनीयता ने उसे अपने सहकर्मियों का सम्मान दिलाया।