The term "more stickling" refers to something that is even more challenging or difficult than it already is. To find antonyms, we need to look for words that describe things that are easier or less complicated. Antonyms for more stickling could include words like simple, effortless, uncomplicated, undemanding, or easy. Conversely, synonyms for more stickling might include words like daunting, grueling, exacting, strenuous, or challenging. It's important to remember that opposites attract, and using antonyms effectively can help to create a more dynamic and engaging writing style.