If you describe someone or something as ~, you mean that they make you believe that a particular thing is true, correct, or genuine.
Scientists say there is no ~ evidence that power lines have anything to do with cancer...
He sounded very ~.
? un~
ADJ
~ly
He argued forcefully and ~ly that they were likely to bankrupt the budget...
? un~ly
ADV: usu ADV with v, also ADV adj