What does the cryptic crossword clue "Irish with a question, one for Arab (5)" mean?

The definition is "Arab". The wordplay uses anagram, charade. anagram of A ("a") + IR (synonym of "Irish") + Q (synonym of "question,") + I (synonym of "one") = IRAQI; definition: "Arab" The answer is Iraqi.

Irish with a question, one for Arab (5)

Telegraph #29521 | 21 Down | 2020-11-14 flower

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Independent Cryptic #1749 (2023-09-03) Times Cryptic #28259 (2022-04-08)