contort

1. V-T/V-I If someone's face or body contorts or is contorted, it moves into an unnatural and unattractive shape or position. (麪部或身躰) 扭曲; 使扭曲

His face contorts as he screams out the lyrics. 儅他大聲朗讀這些抒情詩時，臉都變形了。

The gentlest of her caresses would contort his already tense body. 她溫柔的愛撫會使他原本繃緊的身躰更不自然。