There is. Use < > and < / >, where instead of spaces, you insert b for bold; i for italics; s for strikethru; u for underline, then bracket what you want inflected with the first set of symbols in front of and the last set of symbols in back of.
Example (without any spaces between arrows): Well, we < b>don't< /b> rent pigs.
will appear as Well, we don't rent pigs.