2
contracting
2
detecting
2
find(discovery, uncovering)
2
following(noun, surveillance, snooping, espionage)
2
intelligence
2
locating
2
remark(noun, act, see, knowledge)
2
strike(discovery, uncovering)
2
uncovering
2
unearthing(discovery, uncovering)
2
unmasking(noun, discovery, uncovering)
2
wiretapping(noun, surveillance, snooping, espionage)
1
acquisition(noun, discovery)
1
breakthrough(noun, discovery)
1
bringing to light(expression, idiom)
1
bugging
1
casual discovery
1
chance discovery
1
cloak-and-dagger work
1
counterespionage
11 years ago|2.8k views|share |citing 
APASmart Define. (2015). espial thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/espial/thesaurus/synonyms
ChicagoSmart Define. 2015. "espial thesaurus" https://smartdefine.org/espial/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, espial thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/espial/thesaurus/synonyms>.
MLASmart Define. "espial thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/espial/thesaurus/synonyms>