/ ˌprɒbləˈmætɪk; NAmE ˌprɑːb-/ (also less frequent prob·lem·at·ical / -ɪkl; NAmE /) adjective
difficult to deal with or to understand; full of problems; not certain to be successful
OPP unproblematic
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WORD ORIGIN
early 17th cent.: via French from late Latin problematicus , from Greek problēmatikos , from problēma , from proballein put forth, from pro before + ballein to throw.