Find all the synonyms and alternative words for Difficult at Synonyms .com, the largest free online thesaurus, antonyms, definitions and translations resource on the web. When communicating, finding the right words is crucial, especially when describing something challenging or hard to handle. If you find yourself often using the word “ difficult ” but want to diversify your vocabulary, there are many other ways to say difficult . Whether you’re writing an essay, having a conversation, or trying to express a complex thought, choosing varied words can make your message clearer and more engaging. In this article, we will explore different ways to say ... Synonyms for very difficult include fiendishly difficult , tremendously difficult , very challenging, really hard, very hard, arduous, burdensome, demanding, onerous and punishing. Find more similar words at wordhippo.com! The words arduous and hard are common synonyms of difficult. While all three words mean "demanding great exertion or effort," difficult implies the presence of obstacles to be surmounted or puzzles to be resolved and suggests the need of skill or courage.