fledgeling
1. [ noun ] any new participant in some activity
Synonyms: newcomer freshman fledgling neophyte entrant newbie starter
Related terms: novice recruit originate
2. [ adjective ] of a young bird just having acquired its flight feathers
Synonyms: fledgling
Examples:

"a fledgling robin"

Related terms: fledged
3. [ noun ] (zoology) young bird that has just fledged or become capable of flying
Synonyms: fledgling
Related terms: young_bird
Similar spelling:   fledgling
  fledgeless
  fledged
  floodgate