оспорвам angolul

challenge [challenged, challenging, challenges]▼(to dispute something)
verb
[UK: ˈtʃæ.ləndʒ] [US: ˈtʃæ.ləndʒ]

contest [contested, contesting, contests]▼(to oppose)
verb
[UK: kən.ˈtest] [US: ˈkɑːn.test]

controvert [controverted, controverting, controverts]▼(dispute or argue using reason)
verb
[UK: ˌkɒn.trə.ˈvɜːt] [US: ˌkɒn.trə.ˈvɝːt]

dispute [disputed, disputing, disputes]▼(to strive or contend about; to contest)
verb
[UK: dɪ.ˈspjuːt] [US: ˌdɪ.ˈspjuːt]

impugn [impugned, impugning, impugns]▼(question the validity of)
verb
[UK: ɪm.ˈpjuːn] [US: ˌɪm.ˈpjuːn]