Patchy (adjective) — غير منتظم أو مُتقطع في التوزيع: Uneven in quality or distribution. Below are 7 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Not level or smooth; also inconsistent in quality.
Not staying the same; contradictory.
Occurring at irregular intervals.
Likely to change; as a noun, a factor that can change in an experiment.
irregularspottyerratic
Stopping and starting at intervals.
Done bit by bit over time, often without a plan.
Lacking detail; unreliable or suspicious (informal).
Thinly scattered or distributed.