несъмнен означава в английски

clear [clearer, clearest]▼(free of ambiguity or doubt)
adjective
[UK: klɪə(r)] [US: ˈklɪr]

implicit▼(unquestioning or unconditional)
adjective
[UK: ɪm.ˈplɪ.sɪt] [US: ˌɪm.ˈplɪ.sət]

indubitable▼(not dubitable)
adjective
[UK: ɪn.ˈdjuː.bɪ.təb.l̩] [US: ɪn.ˈdjuː.bɪ.təb.l̩]

undisputed▼(universally agreed upon)
adjective
[UK: ˌʌn.dɪ.ˈspjuː.tɪd] [US: ˌʌn.ˌdɪ.ˈspjuː.təd]

undoubted▼(Without doubt)
adjective
[UK: ʌn.ˈdaʊ.tɪd] [US: ʌn.ˈdaʊ.təd]

unquestionable▼(undeniable, obvious)
adjective
[UK: ʌn.ˈkwes.tʃə.nəb.l̩] [US: ʌn.ˈkwes.tʃə.nəb.l̩]

unquestioned▼(accepted without question; indisputable)
adjective
[UK: ʌn.ˈkwes.tʃənd] [US: ʌn.ˈkwes.tʃənd]

doubtless▼(characterized by no doubt)
adjective
[UK: ˈdaʊt.lɪs] [US: ˈdaʊt.ləs]

certainly▼(without doubt, surely)
adverb
[UK: ˈsɜːtn.li] [US: ˈsɝː.tən.li]

clearly▼((modal) without a doubt, obviously)
adverb
[UK: ˈklɪə.li] [US: ˈklɪr.li]

easily▼(without question)
adverb
[UK: ˈiː.zə.li] [US: ˈiː.zə.li]

positively▼(with certainty)
adverb
[UK: ˈpɒ.zə.tɪ.vli] [US: ˈpɑː.zə.tɪ.vli]

surely▼(certainly, undoubtedly)
adverb
[UK: ˈʃʊə.li] [US: ˈʃʊr.li]

undoubtedly▼(without doubt)
adverb
[UK: ʌn.ˈdaʊ.tɪd.li] [US: ʌn.ˈdaʊ.təd.li]