oppositore betyder på engelska

antagonist [antagonists]▼(one who antagonizes)
noun
[UK: æn.ˈtæ.ɡə.nɪst] [US: æn.ˈtæ.ɡə.nəst]

critic [critics]▼(opponent)
noun
[UK: ˈkrɪ.tɪk] [US: ˈkrɪ.tɪk]

opponent [opponents]▼noun
[UK: ə.ˈpəʊ.nənt] [US: əˈpo.ʊ.nənt]Many opponents were sent to Siberia. = Molti oppositori sono stati mandati in Siberia.