BASELESS
Meaning of BASELESS in English
/ ˈbeɪsləs; NAmE / adjective
( formal ) not supported by good reasons or facts
SYN unfounded :
The rumours were completely baseless.
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005