unfounded russian
несерьёзный
not serious, unfounded, light, frivolous, unimportant, insignificant
несостоя́тельность
insolvency, failure, modest means, unfoundedness, groundlessness, flimsiness, unsoundness
несостоя́тельный
insolvent, not wealthy, of modest means, unfounded, groundless, flimsy, unsound, untenable
необосно́ванный
groundless, baseless, unfounded, ungrounded
беспо́чвенный
groundless, unfounded, unsubstantiated
голосло́вный
unsubstantiated, unfounded
бездоказа́тельный
unsubstantiated, unfounded
небезоснова́тельный
not unfounded
неоснова́тельный
groundless, unfounded, lacking foundation, superficial
несерьёзность
lack of seriousness, unfoundedness, lightness, frivolity, unimportance
огу́льный
groundless, unfounded, indiscriminate, sweeping
Examples
- Э́то совершенно необосно́ванный слух.That's a completely unfounded rumor.