Petty (adjective) — تافه وضيّق الأفق: Small and unimportant; mean about small things. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Childishly immature in behavior, speech, or style; resembling a baby in a way that seems unsuitable for the person's age or role; overly simplistic, dependent…