His faithfulness to his mother, his quiet ways, his unboyish life, touched the Irishman.
He ran a good part of the way home and burst into the house with a slam, utterly unlike his usual quiet, unboyish steadiness.
The boy's face was pale and meagre, with an unboyish sharpness about it, though he did not seem more than nine or ten years old.
He sat with his sharp, unboyish face gazing intently into the fire; for by this time autumn had set in, and the old man was chilly of an evening.
His unboyish eyes traveled from one face to another, then he shrugged his shoulders and dropped his weight to the other hip.
His face was scarcely human in its fierce unboyish emotion.
The things he was thinking of were of a kind likely to bring to the face of a twelve-year-old boy an unboyish expression.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "unboyish" in a variety of sentences. We hope that you will now be able to make sentences using this word.