What is another word for more strong arm?
Pronunciation: [mˈɔː stɹˈɒŋ ˈɑːm] (IPA) 
More strong arm can be replaced with a variety of synonyms, depending on the context and tone of the situation. Some options include forceful, powerful, robust, muscular, sturdy, tough, resilient, durable, steady, firm, ironclad, unyielding, unbreakable, unshakable, and unwavering. In a business or political context, synonyms such as aggressive, assertive, and dominant may be more appropriate. When describing physical strength, synonyms such as brawny, strapping, and hulking can be used. Whatever synonym is chosen, it should accurately convey the intended meaning and tone of the message.
