Common Adjective Collocations of groundless

absurd, arbitrary, chimerical, deceptive, exaggerate, expensive, extraordinary, extravagant, false, foolish, former, fraudulent, frivolous, imaginary, injurious, little, malicious, many, much, other, rash, ridiculous, same, such, unjust, unnecessary, unreasonable, vain, vexatious, scandalous