| anfechtbar angefochten fraglich kontrovers kontroversiell (österr.) strittig umstritten uneinig unklar unsicher zur Debatte stehend |
| Controversial (a.) Relating to, or consisting of, controversy |
| controversial | marked by or capable of arousing controversy, the issue of the death penalty is highly controversial, Rushdie's controversial book, a controversial decision on affirmative action |