double-edged

Definitions

1. Of a blade, such as a sword or knife, sharp on both edges.
   not-comparable
2. Beneficial and harmful at the same time; assisting or contributing in one manner while also creating risk or negative consequences.
   comparable, figuratively

Equivalents

Examples

“Slander is a double-edged weapon: you can hurt⟳ the reputation of another but it diminishes your own⟳ reputation that you debase yourself so much.”

CEFR level