fledgling vs kid

fledgling

noun
  • An immature, naïve or inexperienced person. 

  • A young bird which has just developed its flight feathers (notably wings). 

  • An insect that has just fledged, i.e. undergone its final moult to become an adult or imago. 

adj
  • Emergent or rising. 

  • Untried or inexperienced. 

kid

noun
  • A child (usually), teenager, or young adult; a juvenile. 

  • The meat of a young goat. 

  • An inexperienced person or one in a junior position. 

  • A fagot; a bundle of heath and furze. 

  • A person whose childhood took place in a particular time period or area. 

  • Used as a form of address for a child, teenager or young adult. 

  • Of a female goat, the state of being pregnant: in kid. 

  • Kidskin. 

  • A young goat. 

  • A small wooden mess tub in which sailors received their food. 

  • A young antelope. 

  • One's son or daughter, regardless of age. 

verb
  • Of a goat, to give birth. 

  • To joke. 

  • To dupe or deceive (someone). 

  • To make a joke with (someone). 

  • To make a fool of (someone). 

How often have the words fledgling and kid occurred in a corpus of books? (source: Google Ngram Viewer )