Responsive twitter widget will be shown very smoothly. It is very easy to setup . We can go to widget and drag drop .
Twitter button plus is nice and useful tool to show Twitter tweet button on your website.
Twitter Tweets Box is a Widgets let you display Twitter updates on your website.
Add Social buttons to your WordPress website.
Add a Twitter "Follow" and "Like" buttons to your WordPress website.
WP Twitter Feeds - A easy widget which lets you add your latest tweets in just a few clicks on your website.
Provides ability to autopost a Twitter update as the post gets created/edited on your WordPress blog.