Synonyms of problematical

Adjective

1. debatable, problematic, problematical, questionable (vs. unquestionable)

usage: open to doubt or debate; "If you ever get married, which seems to be extremely problematic"

2. baffling, elusive, knotty, problematic, problematical, tough, difficult (vs. easy), hard

usage: making great mental demands; hard to comprehend or solve or believe; "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home"