problematical

prob·lem·at·i·cal
UK: /pɹˌɒbə‍lmˈætɪkə‍l/   US: /ˌpɹɑbɫəˈmætɪkəɫ/
lýsingarorð
  • efasamur
  • óvís (a problematical assertion)

Samheiti: baffling, debatable, elusive, knotty, problematic, tough