неоснователен angolul

causeless▼(groundless)
adjective
[UK: ˈkɔːz.ləs] [US: ˈkɔːz.ləs]

groundless▼(baseless)
adjective
[UK: ˈɡraʊnd.lɪs] [US: ˈɡraʊnd.ləs]

unfounded▼(not based on solid reasons or facts)
adjective
[UK: ˌʌn.ˈfaʊn.dɪd] [US: ən.ˈfaʊn.dəd]

ungrounded▼(not grounded, unreal, false)
adjective
[UK: ˈʌn.ˈɡraʊn.dɪd] [US: ən.ˈɡræʊn.dɪd]