They fall into one of three categories: Hink Pinks are two one-syllable words that rhyme, Hinky Pinkys are two two-syllable words that rhyme, and Hinkity Pinkitys are two three-syllable words that rhyme. If the teacher is calling out the riddles, he or she will tell the students if it is a Hink Pink, Hinky Pinky, or Hinkity Pinkity, then read the riddle.