Efficient spy Synonyms

Definitions for Efficient


  • (adjective) producing or capable of producing a desired result
  • (adjective) being effective without wasting time or effort or expense
  • (adjective) able to accomplish a purpose; functioning effectively

Definitions for Spy


  • (verb) to make note of (something) through the use of one's eyes
  • (noun) a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country
  • (noun) (military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors