The Swedish term "ogrundad, obefogad, grundlös" matches the English term "groundless"

other swedish words that include "ogrundad" : english :
ogrundad baseless
other swedish words that include "obefogad" : english :
obefogad, otillbörlig undue
obefogad unjustified
other swedish words that include "grundlös" : english :
grundlös unfounded