/ rhymes. 370 Jellyfish Jellyfish Definition: Jellyfish (also known as jellies or sea jellies or Medusozoa) are free-swimming members of the phylum Cnidaria.. Wikipedia suggests Jellyfish . Jellyfish contains 9 letters and has 370 connections / rhymes. 222 Lungfish Lungfish Definition: Lungfish (also known as salamanderfish) are freshwater fish belonging to