runt

/rʌnt/
noun
  1. The smallest or weakest animal in a litter, especially a puppy or piglet.
    • Despite being the runt, the little piglet grew up healthy and strong.
    • The farmer kept the runt and fed it extra milk.
    • The runt of the litter was smaller than all the other puppies.
  2. A small or weak person, often used in a teasing or insulting way.
    • Don't let his size fool you—that runt is a great basketball player.
    • He was the runt of the group but had the loudest voice.
    • The other kids called him a runt because he was short for his age.
Antonyms
What does "runt" mean? | whatsthatwordmean | whatsthatwordmean