Product pages benefit from related terms too, but the priority is still clear, useful information — related keywords should support that, not clutter it.
Focus on Genuinely Relevant Product Attributes
Related terms tied to real product features, use cases, or specifications add useful context rather than forced keyword variety.
Work Them Into Specifications and Descriptions Naturally
A product's technical details and use-case descriptions are a natural, honest place for related terminology to appear.
Keep the Primary Product Name and Category Clear
Related terms should supplement, not obscure, the clear, specific identification of what the product actually is.
Next step: Use the LSI Tool to find related product terms and attributes worth including in your descriptions.