1. The practice or employment of spies. See Espy.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• spionage,
• espinoge,
• esponage,
• esponge,
• spinage,
• espianauge,
• espianoge,
• espinoage,
• sponage,
• espionoge,
• espinage,
• espianage,
• esionage,
• espoinage,
• espeonage,
• espionnage,
• esponsage,
• eupionne,
• espiscate,
• espiotte

• Espinoza,
• espinola,
• Espinosa,
• espino,
• espinal,
• espana.

The adjective form of the word "espionage" is "espionage-related".

The plural of the "espionage" can be the "espionages".

The singular of the "espionage" can be the "espionage".