one-upmanship

if something someone does is one-upmanship, they are trying to make other people admire them by doing it in a better or more clever way than someone else There is a great deal of one-upmanship among children anxious to wear the most fashionable clothes.

Common Names:

Name	Pronounced	Usage
Longin	LAWN-geen	Polish
Elvis	[elvis]
Rangi	-	Maori, Polynesian Mythology
Modestas	-	Lithuanian
Anabela	-	Portuguese
Maristela	-	Spanish, Portuguese