Flutter text does not appear completely
Add a white space at the end of the word or sentence for a workaround. I believe this will be fixed in the next update.
Flutter Web do have a number of issues with text rendering on web. But I'm not sure if there is an issue that your case fit into. If not, perhaps report it on github.
Some of the issues:
All web issues on github:
edit: As pointed out in a comment, be sure to include code to reproduce your issue especially if you decide to report it on github.