blackguard, hound, dog, heel, bounder, computer-aided design, cadet, galoot, gadling, caddie, more...

gentleman, man

2D, 3D, isometric, orthographic, more...

little, significant, such, severe, premature, obstructive, young, chronic, stable, intelligent, utter

real heel,   dishonorable fellow,   not a gentleman,   smooth lout,   hardly mr. right,   dishonorable dude,   contemptible fellow,   a real heartbreaker,   cheating man,   shmounpleasant guy