The word "fellahs" is an informal term used to refer to peasants or farmers. However, there are several synonyms for fellahs that can be used to add variation to your writing. Some of these synonyms include agriculturist, cultivator, ruralite, tiller, yeoman, and agrarian. While some of these synonyms have a more formal tone, others feel more colloquial and can add regional flavor to your writing. Whether you are writing about rural life, agriculture, or historical contexts, using synonyms will help you convey your message in a more diverse and nuanced way. Experiment with different synonyms and see which ones work best for your writing style.