屈折

Verb

 * 1) to bend; to turn; to make a turn; to warp
 * 2)  to inflect
 * 3)  to refract

Noun

 * 1) refraction
 * 2) inflection

Verb

 * 1) to refract
 * 2) to inflect (a word)
 * 3) to be warped