Tra từ conspiracy - Từ điển Oxford Advanced Learner 8th

con·spir·acy [conspiracy conspiracies] BrE [kənˈspɪrəsi] NAmE [kənˈspɪrəsi] noun countable, uncountable (pl. con·spir·acies)
a secret plan by a group of people to do sth harmful or illegal
•~ (to do sth) a conspiracy to overthrow the government
•~ (against sb/sth) conspiracies against the president
•~ (to sth) They were charged with conspiracy to murder.
•a conspiracy of silence (= an agreement not to talk publicly about sth which should be made public)
•a conspiracy theory (= the belief that a secret ↑conspiracy is responsible for a particular event)

Word Origin:
late Middle English: from Anglo-Norman French conspiracie, alteration of Old French conspiration, based on Latin conspirare ‘agree, plot’, from con- ‘together with’ + spirare ‘breathe’.

Thesaurus:
conspiracy noun C, U
•a conspiracy to overthrow the government
plot • • scheme • |especially AmE sting • |especially written intrigue • |formal collusion •
a conspiracy/plot/intrigue against sb
(an) alleged conspiracy/plot/scheme/intrigue/collusion
be involved in (a) conspiracy/plot/scheme/sting/intrigue/collusion

Example Bank:
•He's the sort of person who sees a conspiracy around every corner.
•I suspected that he was involved in the conspiracy.
•Officials have uncovered a conspiracy to discredit the government.
•There is a conspiracy of silence about the killer.
•This action was part of a conspiracy to deceive the public.
•Who organized the conspiracy against the president?
•a conspiracy against the king
•a conspiracy between the police and the right-wing parties
•charges of criminal conspiracy and corruption
•A lot of people subscribe to the conspiracy theory.
•He claimed there had been a conspiracy to overthrow the government.
•There had been several conspiracies against the president.
•There seems to be a conspiracy of silence on this matter.