corrugate
/ˈkɒrʊgeɪt/verb
- contract or cause to contract into wrinkles or folds（使）起皱; （使）起褶：
no obj. Micky's brow corrugated in a simian frown.米基的额头皱得跟猿似的。
词源
late Middle English: from Latin corrugat- 'wrinkled', from the verb corrugare, from cor- (expressing intensive force) + rugare （from ruga 'a wrinkle'）.