Words similar to groundless

Example sentences for: groundless

How can you use “groundless” in a sentence? Here are some example sentences to help you improve your vocabulary:

I suspect Steele's suit is groundless, but whether it is or is not, it has had the effect of more or less silencing Newsweek on the subject of Steele.
Bayoumi was once the subject of an FBI counterterrorism investigation, prompted by allegations about him that appear to have been groundless.
The allegation would have seemed bizarre if it hadn't been familiar: Two years earlier, coalition officials had accused another nonprofit of using "goon squads" of homeless men to roust other homeless people from ATM vestibules--charges later found to be groundless.
The author's claim that she "backed down" from that number in later interviews (not cited) is thus groundless.
The U.S. doesn't dispute the death toll but dismisses the shootdown claim as groundless.