* It's a misspelling. Check if you have the correct spelling.
* It's a regional dialect word. Some words are specific to certain regions of Tamil Nadu or Sri Lanka.
* It's a specific term in a particular field. It could be related to a specific profession, subject, or activity.
Please provide more context or information about where you encountered the word "Thayoli". This will help me understand the meaning and provide you with a more accurate answer.