What is another word for cinches?
Pronunciation: [sˈɪnt͡ʃɪz] (IPA) 
Cinches are commonly used to define an easy or certain solution to a problem. The word cinch can be replaced by words such as a guarantee, certainty, sure thing, promise, and lock. Being able to find synonyms for a particular word in your writing can help you to vary your language and make your work more interesting to readers. Other synonyms for cinches that can be used in different contexts include clincher, slam dunk, shoo-in, no-brainer, and a walk in the park. These words not only make writing more exciting but can help readers to better understand what you are trying to say.
