In the context of SEO, the act of keyword stemming involves modifying the use of key terms with different prefixes and suffixes. Keyword stemming is thought to be good for search rankings. When people think of keyword stemming as a ranking factor, they typically refer to Google recognizing the different variations of the same word.
An example of keyword stemming would be:
Search Engine Journal investigates the claims, all while providing clarity around keyword stemming and it’s relation to SEO.