expound
verb (used with object)
to set forth or state in detail.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It is a fine ideal, and Mr. Sheppard and his friends have been expounding it at the Queen's Hall.
From Prime Ministers and Some Others A Book of Reminiscences by George William Erskine Russell