неправдоподобен meaning in English

implausible▼(unlikely)
adjective
[UK: ɪm.ˈplɔː.zɪb.l̩] [US: ˌɪm.ˈplɒ.zəb.l̩]

improbable▼(not likely to be true)
adjective
[UK: ɪm.ˈprɒ.bəb.l̩] [US: ˌɪm.ˈprɑː.bəb.l̩]

unlikely [unlikelier, unlikeliest]▼(not likely)
adjective
[UK: ʌn.ˈlaɪ.kli] [US: ʌn.ˈlaɪ.kli]