Using your titles and tags to their fullest potential can increase your shop views drastically. Here are some tips for coming up with great titles and tags. Grab a pen and paper. Start brainstorming.
What is it?
Who is it for?
How is it made? What techniques did you use?
What materials did you use?
What color is it?
What is the style?
What are your influences?
What scent or flavor is it?
(if it has one)
What is it's use?
Put yourself in the buyers shoes, how are they going find your item. Use your Etsy shop stats to help with keywords and titles. Don't use unnecessary words. A title that is direct and simpler will show up better that a long over exaggerated title.
See trending keywords in treasuries and in the Etsy newsletters. Be honest, don't use words that don't relate to your products, thats just a waste of a tag.
I hope these tips help you out, if you have any more tips you would like to add please do :).