Similar word to boy:
buck, cadet, chap, child, dude, fellow, gamin, guy, half-pint, junior, lad, little guy, little shaver, master, punk, puppy, runt, schoolboy, shaver, small fry, sonny, sprout, squirt, stripling, tadpole, whippersnapper, youngster, youth
buck, cadet, chap, child, dude, fellow, gamin, guy, half-pint, junior, lad, little guy, little shaver, master, punk, puppy, runt, schoolboy, shaver, small fry, sonny, sprout, squirt, stripling, tadpole, whippersnapper, youngster, youth