cogent

Does he not see how cogently he might be asked, whether it be the character of nullification to practise what it preaches?

The reasons that prevailed against attempting Mitchel's rescue, Doheny cogently states.

In this article, the writer cogently argues the claims of these new phenomena upon the attention of scientific men.

He wrote a good, clear, serviceable hand; he could talk well and reason cogently.

It is impossible to express more cogently the whole tragedy of the dying sensualist.