拗

A phono-semantic compound composed of:

手 — semantic component meaning “hand; manual action”;

幼 — phonetic component indicating the sound. The character originally referred to twisting or bending something with the hand.
Semantic development: - to bend or twist something; - to force something against resistance; - to be stubborn or contrary.

Although the character exists in Sino-Korean readings, it is rarely used in modern Korean vocabulary.
요집 (拗執) — obstinacy; stubborn insistence

拗 often conveys the idea of resistance, stubbornness, or twisting something out of its natural position.
Related characters: 扭 — to twist 折 — to bend; to break

強 — strong; forceful