tiuⁿ-iūⁿ張樣

to put on an act

to put on an act; to put on an attitude (especially a sulking one)

English Wiktionary, “張樣” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%BC%B5%E6%A8%A3 · confidence: Medium (Wiktionary)