How do you pronounce 遒?

Q: How do you pronounce 遒? A: cau4, e.g.

遒 (cau4) — meaning, pronunciation, examples

遒 (cau4, qiú) — strong; vigorous; robust; to draw near; to come to an end; forceful; unyiedling

遒勁 (cau4 ging6) — (of strokes in calligraphy or painting) vigorous and powerful
囚牢 (cau4 lou4) — prison cell
囚籠 (cau4 lung4) — prison cage
囚衣 (cau4 ji1) — prisoners' uniform
囚車 (cau4 ce1) — prisoner transport vehicle
囚首垢面 (cau4 sau2 gau3 min6) — it describes one's face is as dirty as a prisoner's due to not paying attention…