There are several synonyms for the word "masculineness" that can be used to describe traits and characteristics typically associated with masculinity. Some common synonyms include manliness, virility, machismo, ruggedness, strength, and toughness. These words are often used to describe men who exhibit qualities such as physical prowess, emotional stoicism, and a sense of independence. While many of these traits are historically associated with traditional notions of masculinity, it is important to acknowledge that masculinity is a complex and evolving concept that can take many different forms. As a result, the synonyms for "masculineness" can vary depending on context and cultural perspective.