Antonyms of adj unproblematic

1 sense of unproblematic

Sense 1
elementary, simple, uncomplicated, unproblematic -- (easy and not involved or complicated; "an elementary problem in statistics"; "elementary, my dear Watson"; "a simple game"; "found an uncomplicated solution to the problem")

INDIRECT (VIA easy) -> difficult, hard -- (not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "why is it so hard for you to keep a secret?")

Similarity of adj unproblematic

1 sense of unproblematic

Sense 1
elementary, simple, uncomplicated, unproblematic -- (easy and not involved or complicated; "an elementary problem in statistics"; "elementary, my dear Watson"; "a simple game"; "found an uncomplicated solution to the problem")
       => easy (vs. difficult) -- (posing no difficulty; requiring little effort; "an easy job"; "an easy problem"; "an easy victory"; "the house is easy to heat"; "satisfied with easy answers"; "took the easy way out of his dilemma")