two-edged sword

and double-edged sword

Fig. something that offers both a good and bad consequence. The ability to get your insurance to pay for it is a double-edged sword. They may raise your rates. Her authority in the company is a two-edged sword. She makes more enemies than allies.

Common Names:

Name	Pronounced	Usage
Epiphanes	-	Ancient Greek
Mile	MEE-le (Croatian, Serbian)	Croatian, Serbian, Macedonian
Ignacia	eeg-NAH-thyah (Spanish), eeg-NAH-syah (Latin American Spanish)	Spanish
TuÂN	-	Vietnamese
Tedore	-	Georgian
Desirae	-	English (Modern)