What is to hiccough. [Written also yox, yux.] [Obs. or Prov. Eng.] He yexeth and he speaketh through the nose. Chaucer called?

yex — To hiccough. [Written also yox, yux.] [Obs. or Prov. Eng.] He yexeth and he speaketh through the nose. Chaucer. (Webster's 1913.)

Sources