People shop on Etsy because they're going to find something special, they enter few words in the research bar and matched with suitable products. So the keywords you add to your listings are an essential tool for matching your listings to those searches.
Therefore, Keywords are important because they tell search engines the content about your website.
Etsy products keywords must include tags, titles, categories, and attributes that work together to match your listings with shoppers’ searches.
Etsy Hunt "Keywords" function can help you find precise keywords, in here you just need to enter any words that you want to research. Then Etsy Hunt will give you a comprehensive analysis table about this word. Such as if I want to research "neckless" then Etsy Hunt will show the total views、 competition、favorites、 sales about "neckless". After that, Google search trends have also been shown, in here, you can see the trend change in 1 year.
Besides that, if you wanna get more similar keywords, Etsy Hunt also can help you find popular similar words.