As nouns the difference between espionage and spycraft
is that espionage is the act or process of learning secret information through clandestine means while spycraft is the skills and techniques employed by spies.
espionage
English
Noun
The act or process of learning secret information through clandestine means.
Synonyms
* spying
Derived terms
* counterespionage
* industrial espionage
Coordinate terms
* reconnaissance
* undercover
spycraft
English
Noun
(-)
The skills and techniques employed by spies.