Formidable operative Synonyms

Definitions for Formidable


  • (adjective) causing fear
  • (adjective) requiring considerable physical or mental effort
  • (adjective) extremely impressive in strength or excellence

Definitions for Operative


  • (adjective) being in effective operation
  • (adjective) producing or capable of producing a desired result
  • (noun) a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country