He felt unmanly because he wasn't interested in sports. I disagree that dancing is an unmanly pursuit. My father told me that it's unmanly to cry.
Recent Examples on the WebWhy is his governess, Mrs. Brock, fired for encouraging Richard’s unmanly interest in poetry and music? Francine Prose, The New York Review of Books, 22 Nov. 2018 But the bunt-against-the-shift is the baseball equivalent of the unmanly underhand free throw. Scott Ostler, SFChronicle.com, 17 June 2018 Refusing her advances would be awkward, unmanly, gay. Peggy Orenstein, The Cut, 8 Mar. 2018