unenlightening

the lecture was quite unenlightening and failed to engage the audience.

his comments were unenlightening and did not contribute to the discussion.

reading that article felt unenlightening; it didn’t offer any new insights.

many people found the meeting unenlightening and a waste of time.

the documentary was criticized for being unenlightening and overly simplistic.

his explanations were often unenlightening, leaving students confused.

despite the hype, the seminar turned out to be quite unenlightening.

she felt the feedback she received was unenlightening and unhelpful.

most of the book was unenlightening, lacking depth and critical analysis.

the discussion ended up being unenlightening, circling back to the same points.