Synonyms of the word 
COLLUSIVE → CONNIVING - COVERT
collusive
- adj. secretly acting together for a fraudulent or illegal purpose.
conniving
- v. present participle of connive.
- adj. That connives; conspiratorial.
covert
- adj. (now rare) Hidden, covered over; overgrown, sheltered.
- adj. (figuratively) Secret, surreptitious, concealed.
- n. A covering.
- n. A disguise.
- n. A hiding place.
- n. Area of thick undergrowth where animals hide.
- n. (ornithology) A feather that covers the bases of flight feathers.
If you are interested in words, visit the following sites :
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