honoraria
/hɑnəˈriːə/; /honəˈriːə/Definitions
1. noun
Allowances or payments made to individuals for honorific reasons, such as fees for public appearances, speaking engagements, or awards.
“The author received a significant honoraria for her keynote speech at the conference.”
2. noun
A payment made to someone for their participation in a study, trial, or other research project.
“The participants in the clinical trial were offered an honoraria for their time and effort.”