1. Just use Sogou input method. Open a chat window, then the input method page will pop up, and click the icon as shown in the picture.

2. There is no flowery word option on this page. Click to slide the page right.

3. On this page, you can see the option of flowery words, click on the flowery words.

4. You can see that there are many flower fonts available for selection, and you can also choose between general flowers and special flowers.

5. Then, click to select a flower font, enter some text and you will see that it has become a flower font.