unboylike

It was, perhaps, more to hide his vexation than from courtesy that he did so, but the act was so unboylike, so deferring in its manner, that it restored to Nan as much of her good humour as her laughter had not brought back with it.

Gilian The Dreamer His Fancy, His Love and Adventure Neil Munro

The result has been to make him curiously unboylike.

The Little Nugget 1928

When at last she put it on for O'Reilly's approval she was very shy, very self-conscious, and so altogether unboylike that he shook his head positively.

Rainbow's End Rex Ellingwood Beach 1913

Toby made a passionate gesture that was curiously unboylike.

Charles Rex 1910

Remembering the legend of his unboylike fastidiousness, and the undoubted nattiness of his later years, it is curious to come upon an incident of directly opposite tendency.

Joseph Haydn Hadden, J Cuthbert 1902

Her mother had darkened the skin at the back of her neck as well as on her face, but the girl's evident discomfort and shyness were so unboylike that they would at once be noticed.

At Agincourt 1867