What term describes keywords that may be analyzed in various forms?

The correct term that describes keywords analyzed in various forms is stemming. Stemming is a linguistic process that reduces words to their base or root form. For example, the words "running," "runner," and "ran" would all be reduced to the stem "run." This process is essential in text analysis and information retrieval because it allows for grouping similar terms under a common representation, improving the efficiency and accuracy of searches and data analysis.

Stemming plays a crucial role in various applications such as search engines, where it ensures that different forms of a keyword can be recognized and treated as the same term, broadening the scope of search results. By using stemming, researchers can enhance the relevance of their findings and optimize their data-driven decision-making processes.