Pretentious (adjective) — متفاخر أو متصنع: Trying to seem more important or clever than one is. Below are 7 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Influenced by something; also unnatural and put on to impress, as in 'an affected accent'.
Self-important and overly formal.
Designed to impress or attract attention through showy display of wealth or importance.
showysnobbishgrandiosehighbrow
Having an exaggerated sense of one’s own importance or abilities; behaving as superior and dismissive of others; haughtily self-important