The major was so boyishly good-hearted and bull-headed that Crimmins had come to view his master's racing aspirations almost as an expensive joke.
"Garrison's Finish A Romance of the Race-Course"
W. B. M. Ferguson
He laughed boyishly at his own words.
"The Sins of Séverac Bablon"
Sax Rohmer
He smiled boyishly, and turned to Julia.
"The Man from Jericho"
Edwin Carlile Litsey