When it comes to writing, having the right tools is crucial. A "ready pen" is a term used to describe a pen that is prepared and available to use at any given moment. There are many synonyms for this term that can be used interchangeably, such as "writing instrument," "ballpoint pen," "ink pen," "fountain pen," "gel pen," "rollerball pen," and "fine point pen," to name a few. Whether you prefer a classic ballpoint, a traditional fountain pen, or a modern gel pen, having a "ready pen" on hand can make all the difference in your writing process.