I think one can absorb a more nimble conversational flow  simply by listening to intelligent, articulate people, like on podcasts.<p>My favorite &quot;talk radio&quot; broadcaster, John Batchelor, is particularly articulate and well-read.  Listen how his content just <i>flows</i> effortlessly:
Podcasts:
<a href="https:&#x2F;&#x2F;audioboom.com&#x2F;channel&#x2F;johnbatchelor" rel="nofollow">https:&#x2F;&#x2F;audioboom.com&#x2F;channel&#x2F;johnbatchelor</a>
Previous podcasts (he changed hosts recently):
<a href="http:&#x2F;&#x2F;johnbatchelorshow.com&#x2F;podcasts" rel="nofollow">http:&#x2F;&#x2F;johnbatchelorshow.com&#x2F;podcasts</a><p>You can learn from how his guests converse as well.<p>As for losing self-consciousness and gaining confidence in &quot;finding the right word&quot; on the fly, that takes practice.  Think of a topic you are confident in, record yourself giving a mock monologue on the subject, then go back and listen to yourself and see what you want to change.<p>And don&#x27;t <i>fear</i> making a mistake or being at a loss for words; it&#x27;s part of the art of conversation.  Few truly master it, but all can become effective at delivery.