Undercover is a related term of collusive.
As adjectives the difference between undercover and collusive
is that undercover is performed or happening in secret while collusive is secretly acting together for a fraudulent or illegal purpose.
As a noun undercover
is a person who works.
undercover
English
Adjective
(
en adjective)
Performed or happening in secret.
Employed or engaged in spying or secret investigation.
Synonyms
* clandestine
* See also
Related terms
* cloak-and-dagger
Noun
(
en noun)
A person who works .
collusive
English
Adjective
(
en adjective)
secretly acting together for a fraudulent or illegal purpose
Anagrams
*
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