Definitions for unmanliness
effeminacy, effeminateness, sissiness, softness, womanishness, unmanliness(noun)
the trait of being effeminate (derogatory of a man)
"the students associated science with masculinity and arts with effeminacy"; "Spartans accused Athenians of effeminateness"; "he was shocked by the softness of the atmosphere surrounding the young prince, arising from the superfluity of the femininity that guided him"
The property of being unmanly; sissiness; womanliness.